used signal consists of two 180-degr. phase shifted signals of the same frequency

Industry

CPC
G11B27/321

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Parent Industries

GPHYSICS G11Information storage G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER G11B27/00Editing Indexing Addressing Timing or synchronising Monitoring Measuring tape travel

Current Industry

G11B27/321used signal consists of two 180-degr. phase shifted signals of the same frequency

Industries

Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for identifying a mover on a track
- Patent number 11,643,281
- Issue date May 9, 2023
- Rockwell Automation Technologies, Inc.
- Patrick E. Ozimek
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus for identifying a mover on a closed track
- Patent number 10,906,748
- Issue date Feb 2, 2021
- Rockwell Automation Technologies, Inc.
- Patrick E. Ozimek
- G11 - INFORMATION STORAGE
Information Patent Grant
System and method for tracking a moving element in a conveyor system
- Patent number 9,600,851
- Issue date Mar 21, 2017
- ATS Automation Tooling Systems Inc.
- Albert John Kleinikkink
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic tape and a method for recording and reproducing a pluralit...
- Patent number 6,137,648
- Issue date Oct 24, 2000
- Victor Company of Japan, Ltd.
- Seiji Higurashi
- G11 - INFORMATION STORAGE
Information Patent Grant
High fidelity reproduction device for cinema sound
- Patent number 5,450,146
- Issue date Sep 12, 1995
- Digital Theater Systems, L.P.
- Pascal Chedeville
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method of recording identification signal on software recording medium
- Patent number 4,658,306
- Issue date Apr 14, 1987
- Olympus Optical Co., Ltd.
- Masaaki Daigaku
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Multitrack recorder including superimposed real time code
- Patent number 4,194,222
- Issue date Mar 18, 1980
- Minnesota Mining and Manufacturing Company
- Richard D. Ebbinga
- G11 - INFORMATION STORAGE
Information Patent Grant
Voice logging recorder including decks dedicated for both logging a...
- Patent number 4,012,784
- Issue date Mar 15, 1977
- Minnesota Mining and Manufacturing Company
- Robert L. Murphy
- G11 - INFORMATION STORAGE

used signal consists of two 180-degr. phase shifted signals of the same frequency

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Method and apparatus for identifying a mover on a track

Method and apparatus for identifying a mover on a closed track

System and method for tracking a moving element in a conveyor system

Magnetic tape and a method for recording and reproducing a pluralit...

High fidelity reproduction device for cinema sound

Method of recording identification signal on software recording medium

Multitrack recorder including superimposed real time code

Voice logging recorder including decks dedicated for both logging a...