IP Library Granted Patent US 6,847,814
Granted Patent B1
US 6,847,814 · App. 08/970,883 · Granted Jan 25, 2005

Emergency personal device with base station

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Quick Facts
Patent No.
US 6,847,814
App. No.
08/970,883
Granted
Jan 25, 2005
Kind
B1
Abstract

A communication system is disclosed having a wireless telephone and a base station. The wireless telephone has a transceiver, a microphone, a speaker and a keyboard. The base station is connectable to the wireless telephone by a radio link and is connected to a switched network. The keyboard of the wireless telephone includes an emergency key which dials a pre-stored number and activates the microphone and speaker for hands-free operation of the wireless telephone.

Claims (9)

1. A communication system comprising:

a personal device having a transceiver, a microphone, a speaker and a keyboard;

a base station connectable to said personal device by a radio link, said base station being connected to a switched network;

said keyboard including an emergency key which dials a pre-stored number and activates said microphone and said speaker for hands-free operation of said personal device; wherein said base station includes a base speaker which is activated by said emergency key.

2. A method of communicating comprising:

depressing an emergency key of a personal device having a transceiver, a microphone, a speaker and a keyboard;

dialing a pre-stored number in response to the depressing step;

activating said microphone and said speaker in response to the depressing step for hands-free operation of said personal device; and

activating a base speaker of a base station in response to the depressing step.

Assignments (5)
RELEASE OF SECURITY INTEREST Recorded Oct 28, 2024
From: CRESTLINE DIRECT FINANCE, L.P.
To: LIFELINE SYSTEMS COMPANY
Reel/Frame 069272/0593 →
SECURITY INTEREST Recorded Jul 20, 2021
From: AMERICAN MEDICAL ALERT CORP.; LIFELINE SYSTEMS COMPANY
To: CRESTLINE DIRECT FINANCE, L.P.
Reel/Frame 056923/0131 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 16, 2021
From: KONINKLIJKE PHILIPS N.V.
To: LIFELINE SYSTEMS COMPANY
Reel/Frame 056894/0075 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 19, 2004
From: U.S. PHILIPS CORPORATION
To: KONINKLIJKE PHILIPS ELECTRONICS N.V.
Reel/Frame 015690/0915 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 23, 1999
From: VOGELEISEN, MARC
To: U.S. PHILIPS CORPORATION
Reel/Frame 010126/0347 →