Critical Communications

Radio Frequencies

Apr 12, 2020

Week Two Assignment / Look up the frequencies in a geographic location of your choice. I decided to look up the radio frequencies around Waikiki Beach (HI, 96815) that I went to during the Winter recess. It turns out that there’s not many different frequencies in Honolulu County so that I had to look at the Education section in the result. More specifically, different campuses of University of Hawaii. However, another problem occurred that licenses of frequencies in both Honolulu Community College (WOFH280) and Kapiolani Community College (WQVC487) are not well documented in the system and I failed to retrieve the information for them. ...

RFID

Apr 5, 2020

Week One Assignment / Research a communications protocol of your choice. RFID: Explained # Radio-frequency identification (RFID) uses electromagnetic fields to automatically identify and track tags attached to objects. An RFID tag consists of: A radio transponder A radio receiver and transmitter When triggered by an electromagnetic interrogation pulse from a nearby RFID reader device, the tag transmits digital data, usually an identifying inventory number, back to the reader. ...