Kazuo HOTATE


High Spatial Resolution Reflectometry for Optical Subscriber Networks by Synthesis of Optical Coherence Function with Measuremet Range Enhancement
Kazuo HOTATE Masahiro KASHIWAGI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2003/02/01
Vol. E86-C  No. 2  pp. 213-217
Type of Manuscript:  PAPER
Category: Optoelectronics
Keyword: 
reflectometrysubscriber networksoptical coherence function
 Summary | Full Text:PDF(312.1KB)

Variable Optical Filter Using Dynamic Grating in Er Doped Fiber Controlled by Synthesis of Optical Coherence Function: Proposal and Experimental Verification
Bing ZHU Takashi SAIDA Kazuo HOTATE 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2003/01/01
Vol. E86-C  No. 1  pp. 97-99
Type of Manuscript:  LETTER
Category: Optoelectronics
Keyword: 
Erbium doped fibergain gratingabsorption gratingoptical coherence function
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Correlation-Based Continuous-Wave Technique for Optical Fiber Distributed Strain Measurement Using Brillouin Scattering with cm-Order Spatial Resolution--Applications to Smart Materials--
Kazuo HOTATE Masato TANAKA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2001/12/01
Vol. E84-C  No. 12  pp. 1823-1828
Type of Manuscript:  INVITED PAPER (Special Issue on New Technologies in Signal Processing for Electromagnetic-wave Sensing and Imaging)
Category: 
Keyword: 
fiber optic sensorBrillouin scatteringstrainspatial resolutionsmart material
 Summary | Full Text:PDF(638.8KB)

FOREWORD
Byoung Yoon KIM Kazuo HOTATE 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2000/03/25
Vol. E83-C  No. 3  pp. 273-274
Type of Manuscript:  FOREWORD
Category: 
Keyword: 
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Measurement of Brillouin Gain Spectrum Distribution along an Optical Fiber Using a Correlation-Based Technique--Proposal, Experiment and Simulation--
Kazuo HOTATE Takemi HASEGAWA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2000/03/25
Vol. E83-C  No. 3  pp. 405-412
Type of Manuscript:  Special Section PAPER (Special Issue on Optical Fiber Sensors)
Category: Distributed Sensing
Keyword: 
Brillouin scatteringoptical fiber measurementsstrain measurementtemperature measurement
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A Polarization-Independent Local Node Construction for Optical WDM Ring Networks Using a Centralized Multiwavelength Light Source
Shinji YAMASHITA Kazuo HOTATE Masataka ITO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1998/11/25
Vol. E81-B  No. 11  pp. 2168-2175
Type of Manuscript:  PAPER
Category: Optical Communication
Keyword: 
WDMring networklocal nodeadd/drop multiplexing filterpolarization-independent modulator
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Lasing Characteristics of Optical Fiber Brillouin Ring Laser with Spatially Distributed Gain Coefficient
Yosuke TANAKA Kazuo HOTATE 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1996/10/25
Vol. E79-C  No. 10  pp. 1436-1441
Type of Manuscript:  PAPER
Category: Opto-Electronics
Keyword: 
Brillouin scatteringfiber optic gyrofiber ring laser
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Optical Information Processing by Synthesis of the Coherence Function--Photonic/Video Hybrid System--
Toru OKUGAWA Kazuo HOTATE 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1995/09/25
Vol. E78-C  No. 9  pp. 1286-1291
Type of Manuscript:  PAPER
Category: Opto-Electronics
Keyword: 
opto-electronicsoptical information processingsynthesis of the coherence functionreflectometry
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Impact of Advanced Optical Communication Technology on Lightwave Sensing
Kazuo HOTATE Ryozo YAMAUCHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1992/04/25
Vol. E75-B  No. 4  pp. 256-266
Type of Manuscript:  INVITED PAPER (Special Issue on Advanced Optical Communication Technologies for New Applications)
Category: 
Keyword: 
lightwave sensingfiber optic sensordistributed sensorcoherencefiber gyroscope
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A Formula Giving Cutoff Frequencies of Modes in an Optical Fiber Having Arbitrary Refractive-Index Profile
Kazuo HOTATE Takanori OKOSHI 
Publication:   IEICE TRANSACTIONS (1976-1990)
Publication Date: 1979/01/25
Vol. E62-E  No. 1  pp. 1-6
Type of Manuscript:  PAPER
Category: Optical and Quantum Electronics
Keyword: 
 Summary | Full Text:PDF(363.9KB)

Semiautomated Measurement of Refractive-Index Profiles of Single-Mode Fibers by Scattering-Pattern Method
Kazuo HOTATE Takanori OKOSHI 
Publication:   IEICE TRANSACTIONS (1976-1990)
Publication Date: 1978/03/25
Vol. E61-E  No. 3  pp. 202-204
Type of Manuscript:  Special Section PAPER (Special Issue on Integrated Optics and Optical Fiber Communications)
Category: 
Keyword: 
 Summary | Full Text:PDF(227.9KB)