Intelligent safety deposit, safety control system and control method thereof
US9284769B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 21, 2013 |
| Grant date | Mar 15, 2016 |
| Priority date | — |
| Expiry date | Aug 21, 2033 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE05G1/005
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
An intelligent safety deposit including a case, a card slot, and an antenna, the card slot is inside the case to receive a folder with a tag thereon, and the tag comprising a RFID antenna and a chip, the reader antenna is set correspondingly to the folder, information recorded in the chip with the tag is read and identified separately via transmitting data between the reader antenna and the RFID antenna. The reader antenna includes a RF connector, RF ground planes, a plurality of antenna traces with unequal widths and a plurality of load impedance, the RF connector is connected with the plurality of antenna traces via buried holes, the plurality of antenna traces with unequal widths are respectively connected with the plurality of load impedance by running through the buried holes, the antenna traces with unequal widths are connected without overlapping, and values of each load impedance are equal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.