Whether a third party has expectation of privacy in cell-phone data obtained without a warrant

QUESTION(S) PRESENTED Whether or not a third party, Appellant, has an expectation of privacy, in terms of cell-phone data that a police officer or detective obtains, however, without a warrant and intends to use said evidence specifically against Appellant in the process of evidence collecting and ultimately seeking conviction? Furthermore, is aforesaid action a violation of the Appellant's ; Fourth, Fifth, Eighth, and Fourteenth Constitutional Amendments, which Appellant should expect protection from actions that : infringe upon them® .