Translate the given Spanish text to English
One example: A method for converting a series of m-bit information words to a modulated signal is described.
Solution is here: Se describe un método para convertir una serie de palabras de informacion de bits m a una señal modulada.
Explanation: The translation is fluent, formal, and accurate

Now, solve this: Its preparation and use is described.
Solution:
Se describe su preparacion y su uso.