All Stories

  1. Reducing Power Consumption in Optical Access Networks: Point-to-Point and Point-to-Multipoint Architecture Cases

    Article • Fiber & Integrated Optics, February 2026, Taylor & Francis

    dr. Bostjan Batagelj

  2. Microwave Photonic Techniques in Phase-Noise Measurements of Microwave Sources: A Review of Fiber-Optic Delay-Line Methods

    Article • Photonics, January 2026, MDPI AG

    dr. Bostjan Batagelj

  3. Microwave Photonic Techniques in Phase-Noise Measurements of Microwave Sources: A Review

    Article • December 2025, MDPI AG

    dr. Bostjan Batagelj

  4. Advances in and Applications of Microwave Photonics in Radar Systems: A Review

    Article • Photonics, May 2025, MDPI AG

    dr. Bostjan Batagelj

  5. Evaluating GNSS Receiver Resilience: A Study on Simulation Environment Repeatability

    Article • Electronics, April 2025, MDPI AG

    dr. Bostjan Batagelj

  6. Dual-Fiber Wavelength-Tuned Photonic-Delay Phase-Noise Measurement

    Article • Journal of Lightwave Technology, January 2025, Institute of Electrical & Electronics Engineers (IEEE)

    dr. Bostjan Batagelj

  7. Radio Front-End for Frequency Agile Microwave Photonic Radars

    Article • Electronics, November 2024, MDPI AG

    dr. Bostjan Batagelj

  8. Radio Frontends for Frequency Agile Microwave Photonic Radars

    Article • October 2024, MDPI AG

    dr. Bostjan Batagelj

  9. A New Sum-Channel Radiating Element for a Patch-Monopole Monopulse Feed

    Article • Electronics, August 2024, MDPI AG

    dr. Bostjan Batagelj

  10. Wideband Low Phase-Noise Signal Generation Using Coaxial Resonator in Cascaded Phase Locked Loop

    Article • Electronics, May 2024, MDPI AG

    dr. Bostjan Batagelj

  11. Wide-Band Low Phase-Noise Signal Generation Using Coaxial Resonator in Cascaded Phase Locked Loop

    Article • April 2024, MDPI AG

    dr. Bostjan Batagelj

  12. Analog Wavelength Locking in an Optical Single-Sideband Transmitter of a Millimeter-Wave Radio-Over-Fiber Link Featuring a Micro-Ring Resonator and a Heat-Pump-Controlled Laser

    Article • Photonics, December 2023, MDPI AG

    dr. Bostjan Batagelj

  13. Comparison of Coverage-Prediction Models for Modern Mobile Radio Networks

    Article • Electronics, November 2023, MDPI AG

    dr. Bostjan Batagelj

  14. Use of Fiber Optic Link for Phase-Noise Measurement

    Article • October 2023, Institute of Electrical & Electronics Engineers (IEEE)

    dr. Bostjan Batagelj

  15. Stabilized Dispersion-Robust Millimeter-Wave Anything-Over-Fiber Transmitter in Access Networks Featuring a Double Sideband Suppressed Carrier Modulation

    Article • October 2023, Institute of Electrical & Electronics Engineers (IEEE)

    dr. Bostjan Batagelj

  16. A flexible approach to combating chromatic dispersion in a centralized 5G network

    Article • Opto-Electronics Review, August 2023, Polish Academy of Sciences Chancellery

    dr. Bostjan Batagelj

  17. Stabilization concept for maintaining maximum suppression of the undesired sideband in a radio-over-fiber link using a single add/drop micro-ring resonator

    Article • October 2022, Institute of Electrical & Electronics Engineers (IEEE)

    dr. Bostjan Batagelj

  18. Power-fading-mitigation approach in an intensity-modulated radio-over-fiber link using a single integrated micro-ring resonator

    Article • Optical Fiber Technology, October 2022, Elsevier

    dr. Bostjan Batagelj

  19. Calibration of a phase noise meter realized with an optical fiber as photonic delay line

    Article • Photonics, July 2022, MDPI AG

    dr. Bostjan Batagelj

  20. Improved Next-Generation Radio Access Networks Using a Centralized Opto-Electronic Oscillator

    Article • Journal of Mobile Multimedia, April 2022, River Publishers

    dr. Bostjan Batagelj

  21. Pedestrian Traffic Light Control with Crosswalk FMCW Radar and Group Tracking Algorithm

    Article • Sensors, February 2022, MDPI AG

    dr. Bostjan Batagelj

  22. Determining the Stable Injection Locking of a Fabry-Pérot Laser by Observing the RF Spectral Components Generated by a Low-Reflectivity External Cavity

    Article • Photonics, October 2021, MDPI AG

    dr. Bostjan Batagelj

  23. Opto-Electronic Oscillators for Micro- and Millimeter Wave Signal Generation

    Article • Electronics, April 2021, MDPI AG

    dr. Bostjan Batagelj

  24. Hybrid FSO/fiber optic link based reliable & energy efficient WDM optical network architecture

    Article • Optical Fiber Technology, January 2021, Elsevier

    dr. Bostjan Batagelj

  25. Ring based latency-aware and energy-efficient Hybrid WDM TDM-PON with ODN interconnection capability for smart cities

    Article • Optical Fiber Technology, September 2020, Elsevier

    dr. Bostjan Batagelj

  26. Adjustable testing setup for a single-loop optoelectronic oscillator with an electrical bandpass filter

    Article • TURKISH JOURNAL OF ELECTRICAL ENGINEERING & COMPUTER SCIENCES, May 2020, The Scientific and Technological Research Council of Turkey

    dr. Bostjan Batagelj

  27. Centralized Millimeter-Wave Opto-Electronic Oscillator

    Article • May 2020, Institute of Electrical & Electronics Engineers (IEEE)

    dr. Bostjan Batagelj

  28. Deployment of Fiber-Based Access in the Kosovan Telecommunications Market

    Article • Fiber & Integrated Optics, March 2020, Taylor & Francis

    dr. Bostjan Batagelj

  29. All-fiber optical-self-injection stabilization of a frequency-comb quantum-dash laser

    Article • February 2020, SPIE

    dr. Bostjan Batagelj

  30. Improvement in optical access network

    Article • AEU - International Journal of Electronics and Communications, November 2019, Elsevier

    dr. Bostjan Batagelj

  31. An Affordable Laboratory Photodiode up to 11.5 GHz for Microwave Photonics Experiments

    Article • September 2019, Institute of Electrical & Electronics Engineers (IEEE)

    dr. Bostjan Batagelj

  32. Overview of Wireline FTTH-Based Access Technologies in the Kosovan Telecommunication Market

    Article • September 2019, Institute of Electrical & Electronics Engineers (IEEE)

    dr. Bostjan Batagelj

  33. Single-Loop Opto-electronic Oscillator at 10.4 GHz with a cascaded Microstrip Bandpass Filter Configuration

    Article • September 2019, Institute of Electrical & Electronics Engineers (IEEE)

    dr. Bostjan Batagelj

  34. 5th-Generation Mobile Access Networks Assisted by Integrated Microwave Photonics

    Article • September 2019, Institute of Electrical & Electronics Engineers (IEEE)

    dr. Bostjan Batagelj

  35. A preliminary study on microwave photonic filtering in optoelectronic oscillators using multi-path and multi-source approaches

    Article • September 2019, Institute of Electrical & Electronics Engineers (IEEE)

    dr. Bostjan Batagelj

  36. Optical mixing of two optical waves from a helium-neon gas laser to generate a stable continuous-wave radio-frequency signal

    Article • September 2019, Institute of Electrical & Electronics Engineers (IEEE)

    dr. Bostjan Batagelj

  37. Quantum dash frequency comb laser stabilization by optical self-injection provided by an all-fiber based delay-controlled passive external cavity

    Article • Electronics Letters, July 2019, the Institution of Engineering and Technology (the IET)

    dr. Bostjan Batagelj, Dominik Auth

  38. Measurement of the Free Spectral Range and the Side-Modes Suppression Ratio of a 9.3-GHz Single-Loop Opto-Electronic Oscillator by Fiber Path Selector

    Article • November 2018, Institute of Electrical & Electronics Engineers (IEEE)

    dr. Bostjan Batagelj

  39. Injection-locked range and linewidth measurements at different seed-laser linewidths using a Fabry–Pérot laser-diode

    Article • Opto-electronics, October 2018, Springer Science + Business Media

    dr. Bostjan Batagelj

  40. Patch-monopole monopulse feed for deep reflectors

    Article • Electronics Letters, October 2018, the Institution of Engineering and Technology (the IET)

    dr. Bostjan Batagelj

  41. Using Tunable Dispersion-Compensated Modules to Overcome the Power Penalty of a Millimeter-Wave Opto-Electronic Oscillator Signal that is Distributed via a Passive Optical Network for 5G Networks

    Article • July 2018, Institute of Electrical & Electronics Engineers (IEEE)

    dr. Bostjan Batagelj

  42. Application of an Opto-Electronic Oscillator in 5G Mobile and Wireless Networks with a Low Frequency Drift, a High Side-Modes-Suppression Ratio and without a Power Penalty due to Chromatic Dispersion

    Article • June 2018, Institute of Electrical & Electronics Engineers (IEEE)

    dr. Bostjan Batagelj

  43. Multi-core optical fiber in a passive optical local area network

    Article • February 2018, Institute of Electrical & Electronics Engineers (IEEE)

    dr. Bostjan Batagelj

  44. Manufacturing of a Multi-Core Optical Fiber

    Article • Fiber & Integrated Optics, December 2017, Taylor & Francis

    dr. Bostjan Batagelj

  45. Comparison of the frequency responses of free-running and injection-locked Fabry-Perot laser diodes up to 10 GHz

    Article • November 2017, Institute of Electrical & Electronics Engineers (IEEE)

    dr. Bostjan Batagelj

  46. A highly stable OEO using a multi-purpose optical-delay stabilization system

    Article • July 2017, Institute of Electrical & Electronics Engineers (IEEE)

    dr. Bostjan Batagelj

  47. Opto-electronic oscillator in the mm-W range for 5G wireless and mobile networks: Design challenges and possible solutions

    Article • May 2017, Institute of Electrical & Electronics Engineers (IEEE)

    dr. Bostjan Batagelj

  48. Seven-core optical fiber in a passive optical access network

    Article • November 2016, Institute of Electrical & Electronics Engineers (IEEE)

    dr. Bostjan Batagelj

  49. Electronic stabilization methods for a single-loop opto-electronic oscillator

    Article • October 2016, Institute of Electrical & Electronics Engineers (IEEE)

    dr. Bostjan Batagelj

  50. Electronic stabilization methods for a single-loop opto-electronic oscillator

    Article • October 2016, Institute of Electrical & Electronics Engineers (IEEE)

    dr. Bostjan Batagelj

  51. Fabrication of a single-mode seven-core optical fiber using the stack-and-draw procedure

    Article • October 2016, Institute of Electrical & Electronics Engineers (IEEE)

    dr. Bostjan Batagelj

  52. Different optical fiber nonlinear coefficient experimental measurements

    Article • October 2016, Institute of Electrical & Electronics Engineers (IEEE)

    dr. Bostjan Batagelj

  53. Proposal for distribution of a low-phase-noise oscillator signal in forthcoming fifth-generation mobile network by radio-over-fibre technology

    Article • September 2016, Institute of Electrical & Electronics Engineers (IEEE)

    dr. Bostjan Batagelj

  54. Preliminary idea for a converged fixed and mobile network infrastructure with 5G using Radio-over-Fiber technology and an Opto-Electronic Oscillator in the millimeter-wave range

    Article • July 2016, Institute of Electrical & Electronics Engineers (IEEE)

    dr. Bostjan Batagelj

  55. Seven-core optical fiber design and fabrication for space-division multiplexing optimized for low crosstalk

    Article • July 2016, Institute of Electrical & Electronics Engineers (IEEE)

    dr. Bostjan Batagelj

  56. Improving the Side-mode Suppression Ratio and Reducing the Frequency Drift in an Opto-Electronic Oscillator With a Feedback Control Loop and Additional Phase Modulation

    Article • Journal of Lightwave Technology, February 2016, Institute of Electrical & Electronics Engineers (IEEE)

    dr. Bostjan Batagelj

  57. Opto-Electronic Oscillator With Quality Multiplier

    Article • IEEE Transactions on Microwave Theory and Techniques, January 2016, Institute of Electrical & Electronics Engineers (IEEE)

    dr. Bostjan Batagelj

  58. Slovenian FTTH deployments before and after the economic crisis

    Article • October 2015, Institute of Electrical & Electronics Engineers (IEEE)

    dr. Bostjan Batagelj

  59. Frequency-response measurements of an injection-locked Fabry-Perot laser diode in a colorless WDM-PON

    Article • October 2015, Institute of Electrical & Electronics Engineers (IEEE)

    dr. Bostjan Batagelj

  60. Key properties and design issues for an opto-electronic oscillator

    Article • July 2015, Institute of Electrical & Electronics Engineers (IEEE)

    dr. Bostjan Batagelj

  61. A Feedback Control Loop for Frequency Stabilization in an Opto-Electronic Oscillator

    Article • Journal of Lightwave Technology, October 2014, Institute of Electrical & Electronics Engineers (IEEE)

    dr. Bostjan Batagelj

  62. FTTH solutions in the Slovenian telecommunications market

    Article • September 2014, Institute of Electrical & Electronics Engineers (IEEE)

    dr. Bostjan Batagelj

  63. Multi-purpose constant-delay optical link

    Article • June 2014, Institute of Electrical & Electronics Engineers (IEEE)

    dr. Bostjan Batagelj

  64. Distribution of RF-clock signal over single optical fiber with temperature-drift and vibration compensation

    Article • October 2013, Institute of Electrical & Electronics Engineers (IEEE)

    dr. Bostjan Batagelj

  65. Copper-coated fiber as a tunable optical time-delay

    Article • Opto-electronics, July 2013, Springer Science + Business Media

    dr. Bostjan Batagelj

  66. Fiber-to-the-Home (FTTH) in the Slovenia

    Article • Fiber & Integrated Optics, January 2013, Taylor & Francis

    dr. Bostjan Batagelj

  67. Use of femtosecond synchronization system with long-term stability over optical infrastructure

    Article • June 2011, Institute of Electrical & Electronics Engineers (IEEE)

    dr. Bostjan Batagelj

  68. Fiber length compensated transmission of 2998.01 MHz RF signal with femtosecond precision

    Article • Microwave and Optical Technology Letters, April 2011, Wiley

    dr. Bostjan Batagelj

  69. Electro-Optical Synchronization System with Femtosecond Precision

    Article • January 2010, Optical Society of America (OSA)

    dr. Bostjan Batagelj

  70. FTTH networks deployment in Slovenia

    Article • June 2009, Institute of Electrical & Electronics Engineers (IEEE)

    dr. Bostjan Batagelj

  71. Fiber interferometric communications using mach-zehnder interferometer topology

    Article • May 2009, Institute of Electrical & Electronics Engineers (IEEE)

    dr. Bostjan Batagelj

  72. Adaptive WiMAX subscriber antenna for 2.6 GHZ and 3.45 GHZ

    Article • May 2009, Institute of Electrical & Electronics Engineers (IEEE)

    dr. Bostjan Batagelj

  73. Comparative study of interferometric and noninterferometric measurement schemes for fiber nonlinear coefficient measurement

    Article • May 2009, Institute of Electrical & Electronics Engineers (IEEE)

    dr. Bostjan Batagelj

  74. Overview of optically driven antenna systems

    Article • March 2008, SPIE

    dr. Bostjan Batagelj

  75. Comparative study of noninterferometric measurement schemes for determination of optical fiber nonlinear coefficient

    Article • March 2008, SPIE

    dr. Bostjan Batagelj

  76. Improved phase detector for electro-optical phase-locked loops

    Article • Electronics Letters, January 2008, the Institution of Engineering and Technology (the IET)

    dr. Bostjan Batagelj

  77. PMD Compensators

    Article • June 2006, Institute of Electrical & Electronics Engineers (IEEE)

    dr. Bostjan Batagelj

  78. PMD Measurements in Telecom Networks

    Article • June 2006, Institute of Electrical & Electronics Engineers (IEEE)

    dr. Bostjan Batagelj

  79. Measurement of PMD with a Fixed Analyzer Measurement Technique

    Article • June 2006, Institute of Electrical & Electronics Engineers (IEEE)

    dr. Bostjan Batagelj

  80. Optically steerable antenna array for radio over fibre transmission

    Article • Electronics Letters, January 2005, the Institution of Engineering and Technology (the IET)

    dr. Bostjan Batagelj

  81. Noninterferoetric measurement schemes for determination of single mode optical fiber nonlinear coefficient: a comparative study

    Article • Institute of Electrical & Electronics Engineers (IEEE)

    dr. Bostjan Batagelj

  82. Fiber nonlinear coefficient measurement scheme based on four-wave mixing method with externally modulated laser source

    Article • Institute of Electrical & Electronics Engineers (IEEE)

    dr. Bostjan Batagelj

  83. Optically steerable antenna systems overview

    Article • Institute of Electrical & Electronics Engineers (IEEE)

    dr. Bostjan Batagelj

  84. Fibre non-linear coefficient measurement based on four-wave mixing method with two-tone optical source

    Article • Institute of Electrical & Electronics Engineers (IEEE)

    dr. Bostjan Batagelj

  85. Optical frequency-domain reflectometer with temperature change of the DFB laser wavelength

    Article • Institute of Electrical & Electronics Engineers (IEEE)

    dr. Bostjan Batagelj

  86. Single mode optical fiber nonlinear coefficient measurement based on four wave mixing method with novel two-tone optical source

    Article • Institute of Electrical & Electronics Engineers (IEEE)

    dr. Bostjan Batagelj

  87. Review of so far proposed fiber n/sub 2/ measurement schemes

    Article • Institute of Electrical & Electronics Engineers (IEEE)

    dr. Bostjan Batagelj

  88. Conversion efficiency of fiber wavelength converter based on degenerate FWM

    Article • Institute of Electrical & Electronics Engineers (IEEE)

    dr. Bostjan Batagelj

  89. Optical wavelength path and optical virtual wavelength path comparison

    Article • Institute of Electrical & Electronics Engineers (IEEE)

    dr. Bostjan Batagelj