character: Mr. Thompson
topic: Wireless Communication Technologies Utilizing Infrared Waves
grade: 11
subject: Physics
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character: Dr. Simmons
topic: Basics of Infrared Communication Systems
grade: 11
subject: Physics
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character: Ms. Patel
topic: Applications of Infrared Technology in Modern Devices
grade: 11
subject: Physics
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character: Mr. Lee
topic: Comparison of Infrared and Radio Wave Communication
grade: 11
subject: Physics
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