Portable terminal cover for supporting UWB communication
US11811445B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 13, 2019 |
| Grant date | Nov 7, 2023 |
| Priority date | — |
| Expiry date | Jun 9, 2040 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02J50/00
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A portable terminal cover fastened to a portable terminal not including a UWB module comprises: a first antenna driven by receiving wireless power through a wireless power transmission with a portable terminal; a second antenna, which is driven by the wireless power supplied from the first antenna so as to measure and receive the location and distance data for an object within a communication range; a third antenna, which is operated by the wireless power supplied from the first antenna so as to transmit the location and distance data, having been measured by the second antenna, to the portable terminal; and a control unit for controlling the first, second and third antennas.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.