a thorough understanding of the present invention it will be apparent to one skilled in the art that the techniques described herein may be practiced in other embodiments that depart from these specific details for example while the following embodiments will primarily be described in context with random access signal generation the present invention can also be implemented in other signal scenarios operating on the basis of cazac sequences while the embodiments will relate to an exemplary lte implementation it will be readily apparent that the techniques described herein may also be implemented in other communications networks such as lte advanced networks moreover those skilled in the art will appreciate that the services functions and steps explained herein below may be implemented using software functioning in conjunction with a programmed microprocessor an application specific integrated circuit asic a digital signal processor dsp or a general purpose computer it will also be appreciated that while the following embodiments will primarily be described in context with methods and devices the invention may also be embodied in a computer program product as well as in a system comprising a computer processor and a memory coupled to the processor wherein the memory is encoded with one or more programs that may perform the services functions and steps disclosed herein fig2 shows an embodiment of a transmitter stage 18 to be incorporated as a network card or data stick in a stationary or portable computer the transmitter stage 18 comprises an sc fdma modulator 20 and a radio frequency rf stage 22 the rf stage 22 is capable of.