Kazuo HOGARI


Novel Optical Fiber Cable with Small Cable Diameter Employing Rollable 20-Fiber Ribbons
Kazuo HOGARI Yusuke YAMADA Kunihiro TOGE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2010/09/01
Vol. E93-B  No. 9  pp. 2433-2435
Type of Manuscript:  LETTER
Category: Optical Fiber for Communications
Keyword: 
optical fiberoptical fiber cablesoptical fiber lossesoptical access network
 Summary | Full Text:PDF(1MB)

Optical Connector Technologies for Optical Access Networks
Kazuo HOGARI Ryo NAGASE Kazutoshi TAKAMIZAWA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2010/07/01
Vol. E93-C  No. 7  pp. 1172-1179
Type of Manuscript:  INVITED PAPER (Special Section on Photonic Technologies for Access Networks)
Category: 
Keyword: 
optical connectoroptical access networkoptical fiber communicationoptical connector standardizationconnector field assembly
 Summary | Full Text:PDF(2.3MB)

Restorability of Rayleigh Backscatter Traces Measured by Coherent OTDR with Precisely Frequency-Controlled Light Source
Mutsumi IMAHAMA Yahei KOYAMADA Kazuo HOGARI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2008/04/01
Vol. E91-B  No. 4  pp. 1243-1246
Type of Manuscript:  LETTER
Category: Sensing
Keyword: 
Rayleigh scatteringcoherent OTDRfiber sensorstrain measurementtemperature measurement
 Summary | Full Text:PDF(423.4KB)

Novel Fiber Endface Preparation Tool for Optical Fiber Joints Employing Thermal Surface Cleaning and Thermal Endface Cutting
Noriyoshi MATSUMOTO Kazuo HOGARI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2008/01/01
Vol. E91-B  No. 1  pp. 207-211
Type of Manuscript:  PAPER
Category: Optical Fiber for Communications
Keyword: 
optical fibersoptical fiber connectingceramicsheatingcutting
 Summary | Full Text:PDF(1.3MB)

Design and Performance of Low-Loss Submarine Optical Fiber Cable for Long-Distance Submarine Repeaterless Transmission System Employing Remotely Pumped EDF and Distributed Raman Amplification
Kunihiro TOGE Kazuo HOGARI Kenji KUROKAWA Nobuyuki YOSHIZAWA Tadashi HAIBARA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2006/06/01
Vol. E89-B  No. 6  pp. 1733-1737
Type of Manuscript:  PAPER
Category: Optical Fiber for Communications
Keyword: 
optical fibersoptical fiber amplifiersoptical lossesRaman amplificationoptical communication
 Summary | Full Text:PDF(848.4KB)

Novel Fiber-Optic Distributed Strain and Temperature Sensor with Very High Resolution
Yahei KOYAMADA Yousuke EDA Souichi HIROSE Shinki NAKAMURA Kazuo HOGARI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2006/05/01
Vol. E89-B  No. 5  pp. 1722-1725
Type of Manuscript:  LETTER
Category: Sensing
Keyword: 
fiber-optic sensordistributed sensorstrain sensortemperature sensorOTDR
 Summary | Full Text:PDF(203.1KB)

High-Speed MT Connector Assembly Method
Koji SHIBATA Masaaki TAKAYA Kazuo HOGARI Izumi SANKAWA Tadashi HAIBARA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2006/02/01
Vol. E89-B  No. 2  pp. 413-418
Type of Manuscript:  PAPER
Category: Optical Fiber for Communications
Keyword: 
connectorsoptical fibersassemblyoptical communicationoptical components
 Summary | Full Text:PDF(1.1MB)

Design Method for Distributed Raman Amplification Systems Based on Statistical Properties in Optical Fibers
Kunihiro TOGE Kazuo HOGARI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2005/03/01
Vol. E88-B  No. 3  pp. 1066-1071
Type of Manuscript:  PAPER
Category: Optical Fiber for Communications
Keyword: 
distributed Raman amplificationremote pumpingrepeater-less transmissionoptical fiber characteristics
 Summary | Full Text:PDF(733.8KB)

Polarization Mode Dispersion Characteristic of Optical Fiber Ribbons Inserted Tightly into Slots
Kunihiro TOGE Kazuo HOGARI Fumihiko YAMAMOTO Izumi SANKAWA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2005/03/01
Vol. E88-B  No. 3  pp. 1253-1255
Type of Manuscript:  LETTER
Category: Optical Fiber for Communications
Keyword: 
polarization mode dispersionoptical fiberoptical fiber cablebirefringence
 Summary | Full Text:PDF(181.8KB)

Novel Optical Loss Design Method for WDM Systems
Jian ZHOU Kazuo HOGARI Kazuhide NAKAJIMA Kenji KUROKAWA Izumi SANKAWA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2004/10/01
Vol. E87-B  No. 10  pp. 2871-2876
Type of Manuscript:  PAPER
Category: Optical Fiber for Communications
Keyword: 
optical lossWDMdesign
 Summary | Full Text:PDF(751.7KB)

Raman Gain Distribution Measurement Employing Reference Optical Fiber
Kunihiro TOGE Kazuo HOGARI Tsuneo HORIGUCHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2003/11/01
Vol. E86-B  No. 11  pp. 3293-3295
Type of Manuscript:  LETTER
Category: Optical Fiber
Keyword: 
optical fiberoptical fiber testingRaman amplifierRaman gain efficiencydistribution measurement
 Summary | Full Text:PDF(406.8KB)

Optical Fiber Distribution for Business Buildings Employing Pipe Cable and Fiber Blowing
Kazuo HOGARI Shin-ichi FURUKAWA Kanemitsu TOMIYAMA Yoshinori NAKATSUJI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1998/03/25
Vol. E81-B  No. 3  pp. 597-603
Type of Manuscript:  PAPER
Category: Optical Communication
Keyword: 
optical fiber unitpipe cablefiber blowingfiber unit blowing equipment
 Summary | Full Text:PDF(687.9KB)

MT Connector Assembly Machine
Kazuo HOGARI Shin-ichi FURUKAWA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1997/12/25
Vol. E80-B  No. 12  pp. 1819-1821
Type of Manuscript:  LETTER
Category: Communication Cable and Wave Guides
Keyword: 
optical fiber connectorMT connectoroptical fiber ribbonconnector assembly time
 Summary | Full Text:PDF(325.2KB)

An Optical Fiber Dropping Method for Residential Premises Employing Optical Drop Wire Stranded Cable
Kazuo HOGARI Yoshiki NAKATSUJI Takenori MORIMITSU 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1996/02/25
Vol. E79-B  No. 2  pp. 205-208
Type of Manuscript:  LETTER
Category: Communication Cable and Wave Guides
Keyword: 
optical fiberdrop wireoptical fiber cablecoated fibermidspan access
 Summary | Full Text:PDF(260KB)

High Speed Multifiber Connector Assembly Method
Kazuo HOGARI Hideshi NAGAKURA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1994/05/25
Vol. E77-B  No. 5  pp. 673-675
Type of Manuscript:  LETTER
Category: 
Keyword: 
optical fiberconnectorUV-curable adhesiveconnection loss
 Summary | Full Text:PDF(188.7KB)

Non-metallic Optical Fiber Cable with High Impact Resistant Sceath
Kazuo HOGARI Tatsuya HIBI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1993/01/25
Vol. E76-B  No. 1  pp. 32-35
Type of Manuscript:  LETTER
Category: Optical Communication
Keyword: 
optical fiberoptical fiber cablefiber ribbon cable sheath
 Summary | Full Text:PDF(277.5KB)

A Multichannel Crossover Switching Network Using Collimated Lights
Toshikazu SAKANO Kazuo HOGARI Kazuhiro NOGUCHI Takao MATSUMOTO 
Publication:   IEICE TRANSACTIONS (1976-1990)
Publication Date: 1990/12/25
Vol. E73-E  No. 12  pp. 2017-2019
Type of Manuscript:  LETTER
Category: Electro-Optics
Keyword: 
 Summary | Full Text:PDF(331.4KB)

Two-Dimensional Multichannel Optical Switch Employing Polarization Control Techniques
Kazuo HOGARI Kazuhiro NOGUCHI Takao MATSUMOTO 
Publication:   IEICE TRANSACTIONS (1976-1990)
Publication Date: 1990/11/25
Vol. E73-E  No. 11  pp. 1863-1865
Type of Manuscript:  LETTER
Category: Switching and Communication Processing
Keyword: 
 Summary | Full Text:PDF(179.8KB)

Single-Mode Fiber-Optic Switch for Fault Testing
Kazuo HOGARI Takao MATSUMOTO 
Publication:   IEICE TRANSACTIONS (1976-1990)
Publication Date: 1989/10/25
Vol. E72-E  No. 10  pp. 1081-1083
Type of Manuscript:  LETTER
Category: Communication Device and Circuit
Keyword: 
 Summary | Full Text:PDF(210.8KB)

Electrostatically-Driven Fiber-Optic Micromechanical Switch
Kazuo HOGARI Takao MATSUMOTO 
Publication:   IEICE TRANSACTIONS (1976-1990)
Publication Date: 1989/10/25
Vol. E72-E  No. 10  pp. 1089-1090
Type of Manuscript:  LETTER
Category: Electro-Optics
Keyword: 
 Summary | Full Text:PDF(128.2KB)

Residual Strain Characteristics of Optical Fiber Ribbons Inserted Tightly into Slots
Kazuo HOGARI Yutaka KATSUYAMA Toshinao KOKUBUN Satomi HATANO 
Publication:   IEICE TRANSACTIONS (1976-1990)
Publication Date: 1988/07/25
Vol. E71-E  No. 7  pp. 688-692
Type of Manuscript:  PAPER
Category: Communication Cable and Wave Guides
Keyword: 
 Summary | Full Text:PDF(471.3KB)

Determination of Friction Coefficient between Coated Optical Fibers and a Stranded Loose-Tube
Yutaka KATSUYAMA Kazuo HOGARI Satomi HATANO Takashi MATSUMOTO 
Publication:   IEICE TRANSACTIONS (1976-1990)
Publication Date: 1986/02/25
Vol. E69-E  No. 2  pp. 86-88
Type of Manuscript:  LETTER
Category: Cables and Waveguides
Keyword: 
 Summary | Full Text:PDF(158.6KB)

Evaluation Method for Fiber Strain in a Bent Optical Cable
Satomi HATANO Yutaka KATSUYAMA Kazuo HOGARI Toshinao KOKUBUN 
Publication:   IEICE TRANSACTIONS (1976-1990)
Publication Date: 1985/12/25
Vol. E68-E  No. 12  pp. 791-792
Type of Manuscript:  LETTER
Category: Optical Communication
Keyword: 
 Summary | Full Text:PDF(137.3KB)