using gradually changing slit width or pitch within one track; using plural tracks having slightly different pitches

Industry

CPC
H03M1/287

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Parent Industries

HELECTRICITY H03Electronic circuits H03MCODING DECODING CODE CONVERSION IN GENERAL H03M1/00Analogue/digital conversion Digital/analogue conversion

Current Industry

H03M1/287using gradually changing slit width or pitch within one track; using plural tracks having slightly different pitches

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Cylinder-piston unit and method of detecting continuously the recip...
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- Issue date Aug 28, 2018
- OPTOELETTRONICA ITALIA SRL
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- G01 - MEASURING TESTING
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Wheel driver and portable electronic device having the same
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- Issue date Sep 29, 2015
- Samsung Electronics Co., Ltd.
- Seong-Ha Park
- G01 - MEASURING TESTING
Information Patent Grant
Encoder and apparatus using the same
- Patent number 9,029,758
- Issue date May 12, 2015
- Canon Kabushiki Kaisha
- Hitoshi Nakamura
- G01 - MEASURING TESTING
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Touch sensor with sliding structure
- Patent number 8,125,467
- Issue date Feb 28, 2012
- ITE Tech. Inc.
- Tzu-Yi Wu
- G01 - MEASURING TESTING
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Device for measuring the position, the path or the rotational angle...
- Patent number 7,406,772
- Issue date Aug 5, 2008
- Stegmann GmbH & Co. KG
- Josef Siraky
- G01 - MEASURING TESTING
Information Patent Grant
Method and apparatus for determining a position of a movable barrier
- Patent number 6,956,199
- Issue date Oct 18, 2005
- The Chamberlain Group, Inc.
- Alan Dane Smith
- G01 - MEASURING TESTING
Information Patent Grant
Method and apparatus for determining a position of a movable barrier
- Patent number 6,878,927
- Issue date Apr 12, 2005
- The Chamberlain Group, Inc.
- Alan Dane Smith
- G01 - MEASURING TESTING
Information Patent Grant
Belt elongation measurement device
- Patent number 6,510,617
- Issue date Jan 28, 2003
- The Goodyear Tire & Rubber Company
- Brent James Gerdes
- G01 - MEASURING TESTING
Information Patent Grant
Displacement sensor
- Patent number 6,311,572
- Issue date Nov 6, 2001
- Mannesmann VDO AG
- Lothar Gier
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Absolute linear encoder and method of production utilizing index an...
- Patent number 5,825,307
- Issue date Oct 20, 1998
- Perception Incorporated
- John Titus
- G01 - MEASURING TESTING
Information Patent Grant
Rotary encoder having a plurality of patterns with different cycles
- Patent number 5,786,593
- Issue date Jul 28, 1998
- Kabushiki Kaisha Topcon
- Fumio Ohtomo
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Apparatus and method for measuring linear and angular displacements
- Patent number 5,456,021
- Issue date Oct 10, 1995
- Johannes Heidenhain GmbH
- Gunther Nelle
- G01 - MEASURING TESTING
Information Patent Grant
Local initialization for incremental encoder
- Patent number 5,038,243
- Issue date Aug 6, 1991
- Hewlett-Packard Company
- Gary B. Gordon
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Information Patent Grant
Absolute encoder
- Patent number 5,012,238
- Issue date Apr 30, 1991
- Yamaha Corporation
- Yoshinori Hayashi
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Displacement detector
- Patent number 4,991,125
- Issue date Feb 5, 1991
- Mitutoyo Corporation
- Souji Ichikawa
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Information Patent Grant
Optical encoder with varying grating pitch
- Patent number 4,956,553
- Issue date Sep 11, 1990
- Kabushiki Kaisha Okuma Tekkosho
- Keiji Matsui
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Information Patent Grant
Absolute linear position detection device
- Patent number 4,951,048
- Issue date Aug 21, 1990
- Kabushiki Kaisha SG
- Wataru Ichikawa
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
High resolution optical encoder having a long detection stroke
- Patent number 4,950,891
- Issue date Aug 21, 1990
- Kabushiki Kaisha Okuma Tekkosho
- Keiji Matsui
- G01 - MEASURING TESTING
Information Patent Grant
High resolution optical encoder having a long detection stroke
- Patent number 4,948,968
- Issue date Aug 14, 1990
- Spectra, Inc.
- Keiji Matsui
- G01 - MEASURING TESTING
Information Patent Grant
Absolute linear position detection device
- Patent number 4,879,555
- Issue date Nov 7, 1989
- Kabushiki Kaisha SG
- Wataru Ichikawa
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Absolute encoder for linear or angular position measurements
- Patent number 4,786,891
- Issue date Nov 22, 1988
- Yokogawa Electric Corporation
- Toshitsugu Ueda
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Optical encoder using line array detectors
- Patent number 4,720,699
- Issue date Jan 19, 1988
- Ronald H. Smith
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Information Patent Grant
Multistage angle encoder with an improved allocation of coarse code...
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- Issue date Dec 8, 1987
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- Alfons Ernst
- H03 - BASIC ELECTRONIC CIRCUITRY
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Pulse coder using magnetoresistance elements having an improved z-p...
- Patent number 4,551,676
- Issue date Nov 5, 1985
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- Yoichi Amemiya
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Encoder
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- Issue date Mar 26, 1985
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- Masana Minami
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Electronic vernier
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- Issue date Jul 10, 1984
- Albert H. Medwin
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Absolute encoder
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- Issue date May 17, 1983
- Tokyo Kogaku Kikai K.K.
- Hiroshi Tamaki
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Interpolation utilization apparatus
- Patent number 4,306,220
- Issue date Dec 15, 1981
- Dr. Johannes Heidenhain GmbH
- Ernst Schwefel
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Shaft position encoder
- Patent number 4,236,070
- Issue date Nov 25, 1980
- Herbert S. Lee
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Information Patent Grant
Position-to-digital encoder
- Patent number 4,212,000
- Issue date Jul 8, 1980
- Minolta Camera Kabushiki Kaisha
- Seiji Yamada
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
ENCODER AND APPARATUS USING THE SAME
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- Publication date Nov 7, 2013
- Canon Kaushiki Kaisha
- Hitoshi Nakamura
- G01 - MEASURING TESTING
Information Patent Application
TOUCH SENSOR WITH SLIDING STRUCTURE
- Publication number 20100295709
- Publication date Nov 25, 2010
- ITE TECH. INC.
- Tzu-Yi Wu
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
WHEEL DRIVER AND PORTABLE ELECTRONIC DEVICE HAVING THE SAME
- Publication number 20100117995
- Publication date May 13, 2010
- Samsung Electronics Co., Ltd.
- Seong-Ha PARK
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Operating Device For A Stove Top and Arrangement Of A Stove Top Hav...
- Publication number 20100012647
- Publication date Jan 21, 2010
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Device for measuring the position, the path or the rotational angle...
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- Josef Siraky
- H03 - BASIC ELECTRONIC CIRCUITRY
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Method and apparatus for determining a position of a movable barrier
- Publication number 20050035280
- Publication date Feb 17, 2005
- The Chamberlain Group Ltd.
- Alan Dane Smith
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Method and apparatus for determining a position of a movable barrier
- Publication number 20040169133
- Publication date Sep 2, 2004
- The Chamberlain Group, Inc.
- Alan Dane Smith
- H03 - BASIC ELECTRONIC CIRCUITRY
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Method and apparatus for determining a position of a movable barrier
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- Publication date Nov 28, 2002
- Alan Dane Smith
- G01 - MEASURING TESTING

using gradually changing slit width or pitch within one track; using plural tracks having slightly different pitches

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Cylinder-piston unit and method of detecting continuously the recip...

Wheel driver and portable electronic device having the same

Encoder and apparatus using the same

Touch sensor with sliding structure

Device for measuring the position, the path or the rotational angle...

Method and apparatus for determining a position of a movable barrier

Method and apparatus for determining a position of a movable barrier

Belt elongation measurement device

Displacement sensor

Absolute linear encoder and method of production utilizing index an...

Rotary encoder having a plurality of patterns with different cycles

Apparatus and method for measuring linear and angular displacements

Local initialization for incremental encoder

Absolute encoder

Displacement detector

Optical encoder with varying grating pitch

Absolute linear position detection device

High resolution optical encoder having a long detection stroke

High resolution optical encoder having a long detection stroke

Absolute linear position detection device

Absolute encoder for linear or angular position measurements

Optical encoder using line array detectors

Multistage angle encoder with an improved allocation of coarse code...

Pulse coder using magnetoresistance elements having an improved z-p...

Encoder

Electronic vernier

Absolute encoder

Interpolation utilization apparatus

Shaft position encoder

Position-to-digital encoder

Patents Applicationslast 30 patents

ENCODER AND APPARATUS USING THE SAME

TOUCH SENSOR WITH SLIDING STRUCTURE

WHEEL DRIVER AND PORTABLE ELECTRONIC DEVICE HAVING THE SAME

Operating Device For A Stove Top and Arrangement Of A Stove Top Hav...

Device for measuring the position, the path or the rotational angle...

Method and apparatus for determining a position of a movable barrier

Method and apparatus for determining a position of a movable barrier

Method and apparatus for determining a position of a movable barrier