Patent · US Active

Personal assistance safety systems and methods

US8781442B1 · kind B1 · utility

259Cited by
2References
17Claims
0Family size

Assignee

Inventor

Key dates

Filing dateSep 7, 2007
Grant dateJul 15, 2014
Priority date
Expiry dateOct 14, 2030

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04W12/61
  • WIPO fieldDigital communication
  • WIPO sectorElectrical engineering

Abstract

Disclosed are methods and systems related to a Personal Assistance Safety System. In one aspect, disclosed are methods and systems for vehicle communications comprising an antenna selecting unit configured to select an antenna according to an antenna selection strategy and a first antenna switch coupled to the antenna selecting unit configured to direct communications through the selected antenna.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.