You can use this link to get samples of fetal phonocardiographic signal. Hope this link would be useful. All the best for your project work.

Regards Parth Shah.

http://physionet.org/physiobank/database/simfpcgdb/

Mr Parth Shah and Mr. Hong tang,  I've downloaded this link, but how to open the file. I can not open. Please help me out, I am having some trouble figuring out how this work,

Regards Irmalia

The fils are created by the wfdb libery, use the function rdsamp  

the link for the Toolbox :

or you can use the online application 

- https://physionet.org/cgi-bin/atm/ATM

-just select the database  " Fetal PCG Database (fpcgdb)"

-select fro the toolbox :  Export signals as .mat

good luk.

https://physionet.org/physiotools/matlab/wfdb-app-matlab/

Dear Irmalia Faradisa,  Sorry for late response. The data can be accessed by matlab function using the following codes.

fid=fopen('filename.dat'); % open file

signal=fread(fid,inf,'short'); % digitalized by 16 bits

fclose(fid);