A handover control method and apparatus are provided to efficiently buffer packets in a Mobile Worldwide Interoperability for Microwave Access network. The system operates by first receiving the layout for the integrated circuit. The steering shaft is connected by a gearing system to the turnable front wheel. First, second, third and fourth source regions have a generally rectangular shape and that are arranged adjacent to sides of the first drain region. It is emphasized that this abstract is provided to comply with the rules requiring an abstract that will allow a searcher or other reader to quickly ascertain the subject matter of the technical disclosure.