Invention Grant
- Patent Title: Active-call intercom-enabled cordless telephone
- Patent Title (中): 主动通话对讲机无绳电话
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Application No.: US09777889Application Date: 2001-02-07
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Publication No.: US08131308B2Publication Date: 2012-03-06
- Inventor: Joseph M. Cannon , James A. Johanson
- Applicant: Joseph M. Cannon , James A. Johanson
- Applicant Address: US PA Allentown
- Assignee: Agere Systems Inc.
- Current Assignee: Agere Systems Inc.
- Current Assignee Address: US PA Allentown
- Agency: Mendelsohn, Drucker & Associates, P.C.
- Agent Kevin M. Drucker; Steve Mendelsohn
- Main IPC: H04W4/00
- IPC: H04W4/00
Abstract:
A method of using an intercom on a cordless telephone during an active call. The active call is put on hold while the intercom is in use. Once the call is re-activated, the intercom is shut off. This system may be designed for a cordless telephone with one handset or a plurality of handsets.
Public/Granted literature
- US20020107036A1 Cordless telephone active-call enabled intercom Public/Granted day:2002-08-08
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