Pusan National University

Kihoon Jeon

Sanghwa Chung

An apparatus for blacklisting a local channel in an Internet-of-Things (IoT) multi-hop network includes: a local blacklist creator configured to create a blacklist based on channel quality estimation (CQE) value; an energy detection performer configured to transmit a scanned received signal strength indicator (RSSI) value to a non-intrusive channel quality measurer; the non-intrusive channel quality measurer configured to calculate channel quality information and transmit the calculated channel quality information to the local blacklist creator; a nearby neighboring node information manager configured to receive a local blacklist from the local blacklist creator and store the local blacklist with a blacklist of a communication partner node; a frequency selector configured to receive a created link mask from the nearby neighboring node information manager and allow for communication considering the link mask in a case of a dedicated slot.

Growing community of inventors

Gimhae-si, South Korea

Kihoon Jeon