Lawrence Harte Lawrence Harte is president of APDG, a telecommunications consulting firm. He was an editor of the TIA TR45.3 digital cellular standard, and is author of more than 75 articles and several books on telecommunications, including GSM Superphones, Deivering xDSL, and CDMA IS-95 for Cellular and PCS. He is based in Fuquay, North Carolina. Read More Read Less