California Eastern Laboratories (CEL) is Renesas Electronics Corporation (formerly known as NEC) in North America and Latin American partners, exclusive sales and marketing the device business department (CSDBD) compound semiconductor products. These products include RF components and RFIC, optocouplers, solid-state relays, fiber lasers, and detectors. CEL has extensive inventory and pricing, and provides engineering design and application support through the design center in Santa Clara, California. CEL has developed the MeshConnect series IEEE 802.15.4/ZigBee RF module and IC transceiver, the company is a member of the ZigBee alliance.