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: The principles of the present invention further provide both a shaped metal container and its preforms that exhibit a rounded grain structure characteristic created by an annealing process and a method for making a shaped metal container.
Solution:
Los principios del presente invento proporcionan además tanto un recipiente metálico conformado como su preforma que exhiben una característica de estructura de grano redondeado creada por un proceso de recocido, y un método para fabricar un recipiente metálico conformado.