BEGIN:VCALENDAR VERSION:2.0 PRODID:IEEE vTools.Events//EN CALSCALE:GREGORIAN BEGIN:VTIMEZONE TZID:Asia/Riyadh BEGIN:DAYLIGHT DTSTART:20380119T061407 TZOFFSETFROM:+0300 TZOFFSETTO:+0300 RRULE:FREQ=YEARLY;BYDAY=3TU;BYMONTH=1 TZNAME:+03 END:DAYLIGHT BEGIN:STANDARD DTSTART:19470313T235308 TZOFFSETFROM:+0306 TZOFFSETTO:+0300 RRULE:FREQ=YEARLY;BYDAY=2TH;BYMONTH=3 TZNAME:+03 END:STANDARD END:VTIMEZONE BEGIN:VEVENT DTSTAMP:20261102T204025Z UID:BDCB951A-CC2F-480F-A86F-1148F6D42738 DTSTART;TZID=Asia/Riyadh:20261102T200000 DTEND;TZID=Asia/Riyadh:20261102T204500 DESCRIPTION:Why do fast-moving vehicles experience signal drops? Reliable c onnectivity for high-mobility users\, such as high-speed trains\, drones\, connected vehicles and satellites\, is a key challenge for next-generatio n wireless systems. At high velocities\, Doppler shifts and multipath prop agation make the channel change rapidly and degrade conventional transmiss ion.\n\nThis lecture intuitively explains these effects and shows how they cause inter-carrier interference in OFDM\, the technique behind 4G and 5G . It then introduces the delay–Doppler view of the wireless channel and two emerging 6G waveforms built on it\, OTFS and AFDM. The session conclud es with practical applications and research opportunities for students in wireless communications.\n\nWhat you will learn:\n\n- What the Doppler eff ect is and how it affects wireless signals\n\n- How 4G and 5G transmit dat a\, and why high speed causes problems\n\n- What multipath (signal echoes) is and how it affects communication\n\n- The main idea behind next-genera tion 6G waveforms\n\n- Where these technologies are used\, and how student s can get involved\n\nCo-sponsored by: Saudi Arabia Section\n\nSpeaker(s): Dr. Sobia baig\n\nAgenda: \n1. Opening and speaker introduction\n\n2. The Doppler effect and multipath: why signals struggle at high speed\n\n3. Ho w 4G/5G (OFDM) transmit data and the challenges at high mobility\n\n4. Nex t-generation 6G waveforms: the delay–Doppler view\, OTFS and AFDM\n\n5. Applications and research opportunities for students\n\n6. Q&A and closing \n\nVirtual: https://events.vtools.ieee.org/m/590478 LOCATION:Virtual: https://events.vtools.ieee.org/m/590478 ORGANIZER:Admin@ieeequ.online SEQUENCE:46 SUMMARY:High-Speed Wireless Networks: From Signal Degradation to Reliable 6 G Solutions URL;VALUE=URI:https://events.vtools.ieee.org/m/590478 X-ALT-DESC:Description: <br /><p>Why do fast-moving vehicles experience sig nal drops? Reliable connectivity for high-mobility users\, such as high-sp eed trains\, drones\, connected vehicles and satellites\, is a key challen ge for next-generation wireless systems. At high velocities\, Doppler shif ts and multipath propagation make the channel change rapidly and degrade c onventional transmission.</p>\n<p>&nbsp\;</p>\n<p>This lecture intuitively explains these effects and shows how they cause inter-carrier interferenc e in OFDM\, the technique behind 4G and 5G. It then introduces the delay&n dash\;Doppler view of the wireless channel and two emerging 6G waveforms b uilt on it\, OTFS and AFDM. The session concludes with practical applicati ons and research opportunities for students in wireless communications.</p >\n<p>&nbsp\;</p>\n<p>What you will learn:</p>\n<p>- What the Doppler effe ct is and how it affects wireless signals</p>\n<p>- How 4G and 5G transmit data\, and why high speed causes problems</p>\n<p>- What multipath (signa l echoes) is and how it affects communication</p>\n<p>- The main idea behi nd next-generation 6G waveforms</p>\n<p>- Where these technologies are use d\, and how students can get involved</p><br /><br />Agenda: <br /><p>1. O pening and speaker introduction</p>\n<p>2. The Doppler effect and multipat h: why signals struggle at high speed</p>\n<p>3. How 4G/5G (OFDM) transmit data and the challenges at high mobility</p>\n<p>4. Next-generation 6G wa veforms: the delay&ndash\;Doppler view\, OTFS and AFDM</p>\n<p>5. Applicat ions and research opportunities for students</p>\n<p>6. Q&amp\;A and closi ng</p> END:VEVENT END:VCALENDAR