Аннотация:The paper is devoted to the research of the processes of generation and propagation of the internal gravity waves within the vertically stratified horizontally non-uniform ocean, to development of the asymptotic methods being by the generalization of the space-time ray-tracing method (the method of the geometrical optics, WKBJ method). Numerical results obtained with the use of asymptotic formulas for the real ocean parameters are presented.