RFID transmitter for remote control
US9035816B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Mar 11, 2013 |
| Grant date | May 19, 2015 |
| Priority date | — |
| Expiry date | Oct 3, 2033 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04B1/202
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A transmitter for remote control, the transmitter includes an amplifier configured to receive a first audio signal from an electronic device and amplify the first audio signal, a transmission module electrically connected to the amplifier to receive the amplified first audio signal and generating a carrier signal, a power supply connected to the transmission module, and an attenuation circuit electrically connected to the transmission module to receive the carrier signal, wherein the amplified first audio signal is configured to modulate the carrier signal and the first audio signal is one of a left channel audio signal and a right channel audio signal output from the electronic device via an audio connector.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.