USRE35148F1 - Frequency diversity for image enhancement - Google Patents

Frequency diversity for image enhancement Download PDF

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Publication number
USRE35148F1
USRE35148F1 US37579895A USRE35148F1 US RE35148 F1 USRE35148 F1 US RE35148F1 US 37579895 A US37579895 A US 37579895A US RE35148 F1 USRE35148 F1 US RE35148F1
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United States
Prior art keywords
image enhancement
frequency diversity
diversity
frequency
enhancement
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Expired - Lifetime
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Inventor
Frederic L Lizzi
Marek Elbaum
Ernest J Feleppa
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Riverside Research Institute
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Riverside Research Institute
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Priority to US08375798 priority Critical patent/USRE35148F1/en
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Publication of USRE35148E publication Critical patent/USRE35148E/en
Publication of USRE35148F1 publication Critical patent/USRE35148F1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
    • G01S7/52017—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00 particularly adapted to short-range imaging
    • G01S7/52046—Techniques for image enhancement involving transmitter or receiver
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/88—Radar or analogous systems specially adapted for specific applications
    • G01S13/89—Radar or analogous systems specially adapted for specific applications for mapping or imaging
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/04—Display arrangements
    • G01S7/06—Cathode-ray tube displays or other two dimensional or three-dimensional displays
    • G01S7/10—Providing two-dimensional and co-ordinated display of distance and direction
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
    • G01S7/52017—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00 particularly adapted to short-range imaging
    • G01S7/52053—Display arrangements
    • G01S7/52057—Cathode ray tube displays
    • G01S7/5206—Two-dimensional coordinated display of distance and direction; B-scan display
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/48—Laser speckle optics
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
    • G01S15/88—Sonar systems specially adapted for specific applications
    • G01S15/89—Sonar systems specially adapted for specific applications for mapping or imaging
    • G01S15/8906—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques
    • G01S15/895—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques characterised by the transmitted frequency spectrum
    • G01S15/8954—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques characterised by the transmitted frequency spectrum using a broad-band spectrum
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
    • G01S7/52017—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00 particularly adapted to short-range imaging
    • G01S7/52077—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00 particularly adapted to short-range imaging with means for elimination of unwanted signals, e.g. noise or interference

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Remote Sensing (AREA)
  • Radar, Positioning & Navigation (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Electromagnetism (AREA)
  • Optics & Photonics (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
US08375798 1983-05-16 1995-01-20 Frequency diversity for image enhancement Expired - Lifetime USRE35148F1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US08375798 USRE35148F1 (en) 1983-05-16 1995-01-20 Frequency diversity for image enhancement

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/494,633 US4561019A (en) 1983-05-16 1983-05-16 Frequency diversity for image enhancement
US08375798 USRE35148F1 (en) 1983-05-16 1995-01-20 Frequency diversity for image enhancement

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
US06/494,633 Reissue US4561019A (en) 1983-05-16 1983-05-16 Frequency diversity for image enhancement

Publications (2)

Publication Number Publication Date
USRE35148E USRE35148E (en) 1996-01-23
USRE35148F1 true USRE35148F1 (en) 1999-08-17

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US06/494,633 Ceased US4561019A (en) 1983-05-16 1983-05-16 Frequency diversity for image enhancement
US08375798 Expired - Lifetime USRE35148F1 (en) 1983-05-16 1995-01-20 Frequency diversity for image enhancement

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US06/494,633 Ceased US4561019A (en) 1983-05-16 1983-05-16 Frequency diversity for image enhancement

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US5908390A (en) * 1994-05-10 1999-06-01 Fujitsu Limited Ultrasonic diagnostic apparatus
US5908389A (en) * 1996-09-27 1999-06-01 Atl Ultrasound, Inc. Ultrasonic diagnostic imaging of harmonic frequencies with speckle reduction processing
US5957852A (en) 1998-06-02 1999-09-28 Acuson Corporation Ultrasonic harmonic imaging system and method
US6213946B1 (en) 1998-12-24 2001-04-10 Agilent Technologies, Inc. Methods and apparatus for speckle reduction by orthogonal pulse compounding in medical ultrasound imaging
US6434417B1 (en) * 2000-03-28 2002-08-13 Cardiac Pacemakers, Inc. Method and system for detecting cardiac depolarization
US20030019931A1 (en) * 1998-03-24 2003-01-30 Metrologic Instruments, Inc. Method of speckle-noise pattern reduction and apparatus therefor based on reducing the temporal-coherence of the planar laser illumination beam (PLIB) after it illuminates the target by applying temoporal intensity modulation techniques during the detection of the reflected/scattered PLIB
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US6547732B2 (en) * 1998-10-01 2003-04-15 Koninklijke Philips Electronics N.V. Adaptive image processing for spatial compounding
US20030078497A1 (en) * 2001-10-20 2003-04-24 Ting-Lan Ji Simultaneous multi-mode and multi-band ultrasonic imaging
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US6638230B2 (en) * 2001-07-31 2003-10-28 Koninklijke Philips Electronics N.V. Apparatus and method of frequency compounding to perform contrast imaging
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US6736321B2 (en) 1995-12-18 2004-05-18 Metrologic Instruments, Inc. Planar laser illumination and imaging (PLIIM) system employing wavefront control methods for reducing the power of speckle-pattern noise digital images acquired by said system
US6742707B1 (en) 2000-06-07 2004-06-01 Metrologic Instruments, Inc. Method of speckle-noise pattern reduction and apparatus therefor based on reducing the spatial-coherence of the planar laser illumination beam before the beam illuminates the target object by applying spatial phase shifting techniques during the transmission of the plib theretowards
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US20050101865A1 (en) * 2003-11-07 2005-05-12 Xiaohui Hao Method and apparatus for ultrasound compound imaging with combined fundamental and harmonic signals
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US20070138284A1 (en) * 2001-11-21 2007-06-21 Metrologic Instruments, Inc. Planar light illumination and imaging device with modulated coherent illumination that reduces speckle noise induced by coherent illumination
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US20080128507A1 (en) * 1998-03-24 2008-06-05 Tsikos Constantine J Tunnel-type digital imaging system for use within retail shopping environments such as supermarkets
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US5908390A (en) * 1994-05-10 1999-06-01 Fujitsu Limited Ultrasonic diagnostic apparatus
US6736321B2 (en) 1995-12-18 2004-05-18 Metrologic Instruments, Inc. Planar laser illumination and imaging (PLIIM) system employing wavefront control methods for reducing the power of speckle-pattern noise digital images acquired by said system
US5908389A (en) * 1996-09-27 1999-06-01 Atl Ultrasound, Inc. Ultrasonic diagnostic imaging of harmonic frequencies with speckle reduction processing
US5891038A (en) * 1996-12-30 1999-04-06 General Electric Company Method, apparatus and applications for combining transmit wave functions to obtain synthetic waveform in ultrasonic imaging system
US6677985B1 (en) * 1998-03-06 2004-01-13 Hitachi Medical Corporation Ultrasonic video apparatus
US20030019931A1 (en) * 1998-03-24 2003-01-30 Metrologic Instruments, Inc. Method of speckle-noise pattern reduction and apparatus therefor based on reducing the temporal-coherence of the planar laser illumination beam (PLIB) after it illuminates the target by applying temoporal intensity modulation techniques during the detection of the reflected/scattered PLIB
US20080128508A1 (en) * 1998-03-24 2008-06-05 Tsikos Constantine J Tunnel-type digital imaging system for use within retail shopping environments such as supermarkets
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US7584893B2 (en) 1998-03-24 2009-09-08 Metrologic Instruments, Inc. Tunnel-type digital imaging system for use within retail shopping environments such as supermarkets
US20030034396A1 (en) * 1998-03-24 2003-02-20 Tsikos Constantine J. Method of speckle-noise pattern reduction and apparatus therefor based on reducing the spatial-coherence of the planar laser illumination beam before it illuminates the target object by applying spatial phase modulation techniques during the transmission of the PLIB towards the target
US7581681B2 (en) 1998-03-24 2009-09-01 Metrologic Instruments, Inc. Tunnel-type digital imaging system for use within retail shopping environments such as supermarkets
US6857570B2 (en) 1998-03-24 2005-02-22 Metrologic Instruments, Inc. Method of speckle-noise pattern reduction and apparatus therefor based on reducing the temporal-coherence of the planar laser illumination beam before it illuminates the target object by applying temporal frequency modulation techniques during the transmission of the plib towards the target
US7527200B2 (en) 1998-03-24 2009-05-05 Metrologic Instruments, Inc. Planar laser illumination and imaging (PLIIM) systems with integrated despeckling mechanisms provided therein
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US6863216B2 (en) 1998-03-24 2005-03-08 Constantine J. Tsikos Method of speckle-noise pattern reduction and apparatus therefor based on reducing the spatial-coherence of the planar laser illumination beam before it illuminates the target object by applying spatial phase modulation techniques during the transmission of the plib towards the target
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