Wireless transmitter, a circuit, and method for driver harmonic reduction
US10700720B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Dec 20, 2017 |
| Grant date | Jun 30, 2020 |
| Priority date | — |
| Expiry date | Dec 25, 2037 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04B2001/0433
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A wireless transmitter is disclosed. The wireless transmitter includes a digital signal generator arranged to generate a digital signal for transmission, a digital-to-analog converter arranged to convert the digital signal for transmission into analog form and a non-ideal amplifier arranged to amplify the analog signal for transmission. At least one harmonic reduction signal generator is arranged to generate at least one digital harmonic reduction signal and a summing junction is arranged to add the digital signal for transmission with the at least one harmonic reduction signal to form a combined signal. The non-ideal amplifier amplifies the combined signal to form an analog output signal. A controller is coupled to the digital signal generator and the at least one harmonic reduction signal generator.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.