by changing the gain of an amplifier

Industry

CPC
G08B29/28

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Parent Industries

GPHYSICS G08Signaling G08BSIGNALLING OR CALLING SYSTEMS ORDER TELEGRAPHS ALARM SYSTEMS G08B29/00Checking or monitoring of signalling or alarm systems Prevention or correction of operating errors

Current Industry

G08B29/28by changing the gain of an amplifier

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Self-calibrating fire sensing device
- Patent number 11,688,276
- Issue date Jun 27, 2023
- Honeywell International Inc.
- Michael Barson
- G08 - SIGNALLING
Information Patent Grant
Self-calibrating fire sensing device
- Patent number 11,676,466
- Issue date Jun 13, 2023
- Honeywell International Inc.
- Christopher Dearden
- G08 - SIGNALLING
Information Patent Grant
Self-calibrating fire sensing device
- Patent number 11,127,284
- Issue date Sep 21, 2021
- Honeywell International Inc.
- Michael Barson
- G08 - SIGNALLING
Information Patent Grant
Automatic adjustments of audio alert characteristics of an alert de...
- Patent number 10,879,863
- Issue date Dec 29, 2020
- Intel Corporation
- Thomas M. Cronin
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Smoke detector dynamic range adjustment system and method
- Patent number 10,748,399
- Issue date Aug 18, 2020
- AUTRONICA FIRE & SECURITY AS
- Ole Martin Pedersen
- G08 - SIGNALLING
Information Patent Grant
High power supercontinuum fiber optical source with midstage spectr...
- Patent number 10,584,999
- Issue date Mar 10, 2020
- SA Photonics, Inc.
- Vladimir Protopopov
- G01 - MEASURING TESTING
Information Patent Grant
Apparatus and method for improving the audibility of specific sound...
- Patent number 9,799,210
- Issue date Oct 24, 2017
- Koninklijke Philips N.V.
- Armin Gerhard Kohlrausch
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Flame detection system and method
- Patent number 9,530,074
- Issue date Dec 27, 2016
- Michael Newton
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Automatic adjustments of audio alert characteristics of an alert de...
- Patent number 8,036,391
- Issue date Oct 11, 2011
- Intel Corporation
- Thomas Cronin
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Low probability of detection emergency signaling system and method
- Patent number 7,944,351
- Issue date May 17, 2011
- L-3 Communications Corp.
- Thomas R. Giallorenzi
- G08 - SIGNALLING
Information Patent Grant
Automatic adjustments of audio alert characteristics of an alert de...
- Patent number 7,636,444
- Issue date Dec 22, 2009
- Intel Corporation
- Thomas Cronin
- G08 - SIGNALLING
Information Patent Grant
Multi-mode electronic article surveillance system
- Patent number 5,049,857
- Issue date Sep 17, 1991
- Sensormatic Electronics Corporation
- Christopher B. Plonsky
- G08 - SIGNALLING
Information Patent Grant
Output correction system for analog sensor
- Patent number 4,930,095
- Issue date May 29, 1990
- Hochiki Corp.
- Sadataka Yuchi
- G08 - SIGNALLING

Patents Applicationslast 30 patents

Information Patent Application
SELF-CALIBRATING FIRE SENSING DEVICE
- Publication number 20230326315
- Publication date Oct 12, 2023
- Honeywell International Inc.
- Christopher Dearden
- G08 - SIGNALLING
Information Patent Application
SELF-CALIBRATING FIRE SENSING DEVICE
- Publication number 20220058929
- Publication date Feb 24, 2022
- HONEYWELL INTERNATIONAL INC.
- Christopher Dearden
- G01 - MEASURING TESTING
Information Patent Application
SELF-CALIBRATING FIRE SENSING DEVICE
- Publication number 20220005344
- Publication date Jan 6, 2022
- Honeywell International Inc.
- Michael Barson
- G08 - SIGNALLING
Information Patent Application
AUTOMATIC ADJUSTMENTS OF AUDIO ALERT CHARACTERISTICS OF AN ALERT DE...
- Publication number 20160105155
- Publication date Apr 14, 2016
- Intel Corporation
- Cronin M. Thomas
- G08 - SIGNALLING
Information Patent Application
APPARATUS AND METHOD FOR IMPROVING THE AUDIBILITY OF SPECIFIC SOUND...
- Publication number 20160005308
- Publication date Jan 7, 2016
- KONINKLIGKE PHILIPS N.V.
- Armin Gerhard KOHLRAUSCH
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
AUTOMATIC ADJUSTMENTS OF AUDIO ALERT CHARACTERISTICS OF AN ALERT...
- Publication number 20110286603
- Publication date Nov 24, 2011
- Thomas Cronin
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
AUTOMATIC ADJUSTMENTS OF AUDIO ALERT CHARACTERISTICS OF AN ALERT DE...
- Publication number 20100061560
- Publication date Mar 11, 2010
- Thomas Cronin
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Automatic adjustments of audio alert characteristics of an alert de...
- Publication number 20050168333
- Publication date Aug 4, 2005
- Thomas Cronin
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Automatic adjustments of audio alert characteristics of an alert de...
- Publication number 20030179887
- Publication date Sep 25, 2003
- Thomas Cronin
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

by changing the gain of an amplifier

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Self-calibrating fire sensing device

Self-calibrating fire sensing device

Self-calibrating fire sensing device

Automatic adjustments of audio alert characteristics of an alert de...

Smoke detector dynamic range adjustment system and method

High power supercontinuum fiber optical source with midstage spectr...

Apparatus and method for improving the audibility of specific sound...

Flame detection system and method

Automatic adjustments of audio alert characteristics of an alert de...

Low probability of detection emergency signaling system and method

Automatic adjustments of audio alert characteristics of an alert de...

Multi-mode electronic article surveillance system

Output correction system for analog sensor

Patents Applicationslast 30 patents

SELF-CALIBRATING FIRE SENSING DEVICE

SELF-CALIBRATING FIRE SENSING DEVICE

SELF-CALIBRATING FIRE SENSING DEVICE

AUTOMATIC ADJUSTMENTS OF AUDIO ALERT CHARACTERISTICS OF AN ALERT DE...

APPARATUS AND METHOD FOR IMPROVING THE AUDIBILITY OF SPECIFIC SOUND...

AUTOMATIC ADJUSTMENTS OF AUDIO ALERT CHARACTERISTICS OF AN ALERT...

AUTOMATIC ADJUSTMENTS OF AUDIO ALERT CHARACTERISTICS OF AN ALERT DE...

Automatic adjustments of audio alert characteristics of an alert de...

Automatic adjustments of audio alert characteristics of an alert de...