Patent ID: 7499724
Filing Date: 2009-03-03
Classification: H04B

Abstract:
1. A software defined radio comprising: a radio circuit, modem and modem control circuit and executable radio software system operable with the radio circuit, modem and modem control circuit and defining an operating environment that allows a waveform application to operate with the radio circuit, modem and modem control circuit for transmitting and receiving voice and data; and a processor, including an event sequencer, operative for coordinating the configuration of the radio circuit and modem control circuit and controlling the sequence and timing of events in a predetermined time interval in the radio circuit and modem control circuit for an associated radio and modem configuration, said event sequencer further comprising at least one of an event queue for holding a series of events in sequence and event contents addressable memory (CAM) for holding events that can be accessed in any order and a time comparator operative with at least one of the event queue and event CAM that triggers an interrupt when events expire and causes a pending event to trigger at a predetermined time.