Here are a list of precedents for the case.
Miranda v. Arizona (1966): The Court extended the Fifth Amendment provision against compulsory self-incrimination to individuals subjected to custodial interrogation by the police.
U.S. v. Washington (1977): The Court ruled that the Fifth Amendment itself does not prohibit all incriminating admissions.
Beckwith v. U.S. (1976): The Court refused to extend Miranda requirements to questioning in noncustodial circumstances.
Roberts v. U.S. (1980): The Court held that except where a recognized exception applies, the criminal defendant no less than any other citizen is obliged to assist the authorities.
Fisher v. U.S. (1976): The Court said that the mandate against self incrimination does not protect an accused from being compelled to surrender nontestimonial evidence against himself.
Rhode Island v. Innis (1980): The Court ruled that police officers conducting custodial interrogations must advise suspects of their rights before any questions concerning the whereabouts of incriminating weapons can be asked.
Wan v. U.S. (1924): The Court said a confession obtained by compulsion must be excluded whatever may have been the character of the compulsion, and whether the compulsion was applied in a judicial proceeding or otherwise.
Silverthorne Lumber Co. v. U.S. (1920): The Government may not introduce incriminating evidence derived from an illegally obtained source.