Device for Generating and Modulating a High-Frequency Signal
1 Assignment
0 Petitions
Accused Products
Abstract
A device and method involving a plurality of lasers for generating and modulating a tunable, high-frequency signal for a wireless communication system, including an optical waveguide, may be produced using standard components of optical communication technology. A signal source may be provided which generates an optical signal and is disposed on one side of the optical waveguide. At least one means is provided for generating harmonic waves of this signal, which propagate as frequency mix in the optical waveguide. Two pump lasers are provided for the injection of pump waves on an opposite side of the optical waveguide, which are adapted so that together they amplify two harmonic waves of the frequency mix by stimulated Brillouin scattering. The rest of the harmonic waves are attenuated by damping in the optical waveguide. The two amplified harmonic waves are superposed in a photo element in heterodyne fashion and generate the RF signal.
-
Citations
52 Claims
-
1-26. -26. (canceled)
-
27. A device having a plurality of lasers for generating and modulating a high-frequency signal for a wireless communication network, having an optical waveguide, wherein
a) a signal source is provided, which generates an optical signal and is disposed on one side of the optical waveguide; -
b) at least one means is provided, which generates harmonic waves in the optical waveguide that propagate as frequency mix; c) two pump lasers are provided to inject a signal on an opposite side of the optical waveguide, which are adapted in such a way that, together, they amplify two harmonic waves of the frequency mix by stimulated Brillouin scattering, and the rest of the harmonic waves is attenuated by damping in the optical waveguide. - View Dependent Claims (28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46)
-
-
47. A method for generating a high-frequency signal via an optical waveguide for a wireless communication system, comprising:
an injection of a frequency mix encompassing harmonic waves at one end of the optical waveguide, and by an injection of two pump waves at the other end of the optical waveguide, the pump waves in each case amplifying a harmonic wave by stimulated Brillouin scattering, while the other harmonic waves are attenuated by optical damping in the optical waveguide. - View Dependent Claims (48, 49, 50, 51, 52)
Specification