Exchange
AssigneeOki Electric Industry Co., Ltd.
InventorMasayasu Nakamura
Life of this patent
Estimating the term…
Abstract
An exchange executes a reserved camp-on. For executing the camp-on, the exchange monitors idle/busy states of telephones for which the camp-on is reserved, as well as idle/busy states of corresponding channels. When it is judged that the foregoing telephones and the corresponding channels are all idle, the exchange executes the camp-on.
Claims5
An exchange for executing a reserved connection between a first and a second terminal, said first terminal having a first channel for communication, said second terminal being one of a plurality of terminals having a second channel for communication shared by said plurality of terminals, said exchange comprising:
- a first judging circuit for judging whether each of said first and second terminals is busy or idle;
- a second judging circuit for judging whether said second channel is busy or idle;
- and
- an execution circuit for executing said reserved connection when said first judging circuit judges that said first and second terminals are both idle and said second judging circuit judges that said second channel is idle.
A private branch exchange for executing a reserved connection between a first and a second terminal, said first terminal having a first channel for communication, said second terminal being one of a plurality of terminals having a second channel for communication shared by said plurality of terminals, said private branch exchange comprising:
- a first judging circuit for judging whether each of said first and second terminals is busy or idle;
- a second judging circuit for judging whether said second channel is busy or idle;
- and
- an execution circuit for executing said reserved connection when said first judging circuit judges that said first and second terminals are both idle and said second judging circuit judges that said second channel is idle.
Dependencies are inferred from the claim text.