Patent · US Active

Cellular telephone apparatus, control method and cellular telephone system

US8521229B2 · kind B2 · utility

6Cited by
0References
11Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 19, 2009
Grant dateAug 27, 2013
Priority date
Expiry dateApr 29, 2032

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02D30/70
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

In a cellular telephone apparatus a sub-terminal constitutes a part of the cellular telephone apparatus and is separable from a main terminal constituting the apparatus body. Each of the sub-terminal and the main terminal has a battery section, provided are battery remaining amount detecting sections, battery remaining amount notifying sections, table holding sections that hold operation tables that define operations of devices that the main terminal and sub-terminal have corresponding to the battery remaining amounts of the main terminal and sub-terminal. Control sections are provided that determine the operations of devices available based on battery remaining amount.

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