by heterodyning by beat-frequency comparison

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G01R23/14

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GPHYSICS G01Measuring instruments G01RMEASURING ELECTRIC VARIABLES MEASURING MAGNETIC VARIABLES G01R23/00Arrangements for measuring frequencies Arrangements for analysing frequency spectra

Current Industry

G01R23/14by heterodyning by beat-frequency comparison

Industries

Patents Grantslast 30 patents

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- Agency for Defense Development
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- TOKYO METROPOLITAN INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
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On-chip frequency monitoring
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Systems and methods for measuring the frequency of signals generate...
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Detection method and device for digital intermediate frequency proc...
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Vector network analyzer
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- Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung E.V.
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Information Patent Grant
System and method for detecting a fundamental frequency of an elect...
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Information Patent Grant
Test and measurement instrument including asynchronous time-interle...
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System and method for detecting a fundamental frequency of an elect...
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Determination of sine wave period
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- Mitsubishi Electric Corporation
- Wieslaw Jerzy Szajnowski
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Information Patent Grant
Circuit arrangement for frequency determination
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- Issue date Jul 23, 2013
- Conti Temic Microelectronic GmbH
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- G01 - MEASURING TESTING
Information Patent Grant
Communicating with an implanted wireless sensor
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- Issue date Aug 7, 2012
- Cardiomems, Inc.
- James Joy
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Fundamental wave beat component detecting method and measuring targ...
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Secum-trahenz method, especially for a network analyzer, for measur...
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- Rohde & Schwarz GmbH & Co. KG
- Georg Ortler
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Information Patent Grant
Method for carrying out a frequency change
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- Rohde & Schwarz GmbH & Co. KG
- Georg Ortler
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Information Patent Grant
Measured-signal repetition frequency detection method, and sampling...
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- Issue date May 3, 2011
- Anritsu Corporation
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Preventing a false lock in a phase lock loop
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Network analyzer comprising a switchable measuring bridge
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Precision frequency change detector
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- The Aerospace Corporation
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Information Patent Grant
Communicating with an implanted wireless sensor
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- Issue date Nov 23, 2010
- Cardiomems, Inc.
- James Joy
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Information Patent Grant
Method and apparatus for enhanced frequency measurement
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- Issue date Apr 6, 2010
- Cypress Semiconductor Corporation
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Information Patent Grant
Communicating with an implanted wireless sensor
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- Issue date Mar 16, 2010
- Cardiomems, Inc.
- Mark G. Allen
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
MAKING DETERMINATION OF INDUCTANCE-CHANGE IMMUNE TO CHANGES IN ENVI...
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APPARATUS AND METHOD FOR MEASURING FREQUENCY OF SIGNAL
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- AGENCY FOR DEFENSE DEVELOPMENT
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METHOD AND MEASURING APPARATUS FOR TESTING A DEVICE UNDER TEST
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- Rohde& Schwarz GmbH & Co. KG
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Method for Estimating a Signal Property
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Signal Detection Apparatus, Method, and Applications
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SYSTEMS AND METHODS FOR MEASURING THE FREQUENCY OF SIGNALS GENERATE...
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FREQUENCY CONVERTER, MEASURING SYSTEM, AND MEASURING METHOD
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VECTOR NETWORK ANALYZER
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- Fraunhofer-Gesellschaft zur Forderung der angewandten Forschung e.V.
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DETECTION METHOD AND DEVICE FOR DIGITAL INTERMEDIATE FREQUENCY PROC...
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- SANECHIPS TECHNOLOGY CO., LTD.
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ELECTRICAL MEASURING SYSTEM AND METHOD FOR OPERATING THE SYSTEM
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- HORST SIEDLE GMBH & CO. KG
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TEST AND MEASUREMENT INSTRUMENT INCLUDING ASYNCHRONOUS TIME-INTERLE...
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- Publication date Aug 28, 2014
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Information Patent Application
SYSTEM AND METHOD FOR DETECTING A FUNDAMENTAL FREQUENCY OF AN ELECT...
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- Analog Devices, Inc.
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CIRCUIT ARRANGEMENT FOR FREQUENCY DETERMINATION
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- Conti Temic microelectronic GmbH
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- CardioMEMS, Inc.
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Measured-Signal Repetition Frequency Detection Method, and Sampling...
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Secum-Trahenz Method, Especially for a Network Analyzer
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- Rohde& Schwarz GmbH & Co. KG
- Georg Ortler
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Method For Carrying Out A Frequency Change
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- Rohde& Schwarz GmbH & Co. KG
- Georg Ortler
- G01 - MEASURING TESTING
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METHODS AND SYSTEMS FOR FREQUENCY ESTIMATION FOR ACCELEROMETERS
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- Honeywell International Inc.
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VENTRICULAR SHUNT SYSTEM AND METHOD
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- Jay Yadav
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Preventing a False Lock in a Phase Lock Loop
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Network Analyzer Comprising a Switchable Measuring Bridge
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Communicating with an Implanted Wireless Sensor
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- CardioMEMS, Inc.
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by heterodyning by beat-frequency comparison

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Making determination of inductance-change immune to changes in envi...

Method for estimating a signal property

Method and measuring apparatus for testing a device under test

Apparatus and method for measuring frequency of signal

Signal detection apparatus, method, and applications

Frequency converter, measuring system, and measuring method

On-chip frequency monitoring

Systems and methods for measuring the frequency of signals generate...

Electrical measuring system and method for operating the system

Detection method and device for digital intermediate frequency proc...

Vector network analyzer

System and method for detecting a fundamental frequency of an elect...

Test and measurement instrument including asynchronous time-interle...

Apparatus for very high speed adaptive spectrum analysis

Apparatus for measuring frequency change of an oscillator

System and method for detecting a fundamental frequency of an elect...

Ventricular shunt system and method

Determination of sine wave period

Circuit arrangement for frequency determination

Communicating with an implanted wireless sensor

Fundamental wave beat component detecting method and measuring targ...

Secum-trahenz method, especially for a network analyzer, for measur...

Method for carrying out a frequency change

Measured-signal repetition frequency detection method, and sampling...

Preventing a false lock in a phase lock loop

Network analyzer comprising a switchable measuring bridge

Precision frequency change detector

Communicating with an implanted wireless sensor

Method and apparatus for enhanced frequency measurement

Communicating with an implanted wireless sensor

Patents Applicationslast 30 patents

MAKING DETERMINATION OF INDUCTANCE-CHANGE IMMUNE TO CHANGES IN ENVI...

ANOMALY DETECTION APPARATUS, METHOD AND COMPUTER-READABLE MEDIUM

APPARATUS AND METHOD FOR MEASURING FREQUENCY OF SIGNAL

METHOD AND MEASURING APPARATUS FOR TESTING A DEVICE UNDER TEST

Method for Estimating a Signal Property

Signal Detection Apparatus, Method, and Applications

SYSTEMS AND METHODS FOR MEASURING THE FREQUENCY OF SIGNALS GENERATE...

FREQUENCY CONVERTER, MEASURING SYSTEM, AND MEASURING METHOD

VECTOR NETWORK ANALYZER

DETECTION METHOD AND DEVICE FOR DIGITAL INTERMEDIATE FREQUENCY PROC...

ELECTRICAL MEASURING SYSTEM AND METHOD FOR OPERATING THE SYSTEM

TEST AND MEASUREMENT INSTRUMENT INCLUDING ASYNCHRONOUS TIME-INTERLE...

Apparatus for Very High Speed Adaptive Spectrum Analysis

SYSTEM AND METHOD FOR DETECTING A FUNDAMENTAL FREQUENCY OF AN ELECT...

CIRCUIT ARRANGEMENT FOR FREQUENCY DETERMINATION

Communicating with an Implanted Wireless Sensor

Fundamental wave beat component detecting method and measuring targ...

DETERMINATION OF SINE WAVE PERIOD

Measured-Signal Repetition Frequency Detection Method, and Sampling...

Secum-Trahenz Method, Especially for a Network Analyzer

Method For Carrying Out A Frequency Change

METHODS AND SYSTEMS FOR FREQUENCY ESTIMATION FOR ACCELEROMETERS

VENTRICULAR SHUNT SYSTEM AND METHOD

Communicating With an Implanted Wireless Sensor

Preventing a False Lock in a Phase Lock Loop

Communicating with an Implanted Wireless Sensor

Network Analyzer Comprising a Switchable Measuring Bridge

Communicating with an Implanted Wireless Sensor

Communicating with an Implanted Wireless Sensor

FREQUENCY STABILITY MEASURING APPARATUS