Method and device for implementing the radio frequency hearing effect
Patent 6470214 Issued on October 22, 2002. Estimated Expiration Date: 
December 13, 2016. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
December 13, 2016. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References 3563246 3629521 Single sideband signal generator Patent #: 4835791 InventorsAssigneeApplicationNo. 766687 filed on 12/13/1996US Classes:607/56, Producing aural effects by stimulation128/898MethodsExaminersPrimary: Schaetzle, Kennedy J.Attorney, Agent or FirmInternational ClassH04B 007/00AbstractA modulation process with a fully suppressed carrier and input preprocessor filtering to produce an encoded output; for amplitude modulation (AM) and audio speech preprocessor filtering, intelligible subjective sound is produced when the encoded signal is demodulated using the RF Hearing Effect. Suitable forms of carrier suppressed modulation include single sideband (SSB) and carrier suppressed amplitude modulation (CSAM), with both sidebands present. | |
