GFSK help

Hi,

Does anyone have a good article/reference/book on Gaussian Minimum/
Frequency Shift Keying modulation and its filter requirement?

Many thx!

feilip@gmail.com writes:

> Hi,
>
> Does anyone have a good article/reference/book on Gaussian Minimum/
> Frequency Shift Keying modulation and its filter requirement?

Hi, 

Proakis has some information in his text. 

@BOOK{proakiscomm,
  title = "{Digital Communications}",
  author = "John~G.~Proakis",
  publisher = "McGraw-Hill",
  edition = "fourth",
  year = "2001"}

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