GB2100430B - Improving the spatial resolution of ultrasonic time-of-flight measurement system - Google Patents

Improving the spatial resolution of ultrasonic time-of-flight measurement system

Info

Publication number
GB2100430B
GB2100430B GB8118334A GB8118334A GB2100430B GB 2100430 B GB2100430 B GB 2100430B GB 8118334 A GB8118334 A GB 8118334A GB 8118334 A GB8118334 A GB 8118334A GB 2100430 B GB2100430 B GB 2100430B
Authority
GB
United Kingdom
Prior art keywords
improving
measurement system
spatial resolution
ultrasonic time
flight measurement
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB8118334A
Other versions
GB2100430A (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
UK Atomic Energy Authority
Original Assignee
UK Atomic Energy Authority
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by UK Atomic Energy Authority filed Critical UK Atomic Energy Authority
Priority to GB8118334A priority Critical patent/GB2100430B/en
Publication of GB2100430A publication Critical patent/GB2100430A/en
Application granted granted Critical
Publication of GB2100430B publication Critical patent/GB2100430B/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
    • G01F23/28—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
    • G01F23/296—Acoustic waves
    • G01F23/2962—Measuring transit time of reflected waves
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/80—Arrangements for signal processing
GB8118334A 1981-06-15 1981-06-15 Improving the spatial resolution of ultrasonic time-of-flight measurement system Expired GB2100430B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8118334A GB2100430B (en) 1981-06-15 1981-06-15 Improving the spatial resolution of ultrasonic time-of-flight measurement system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8118334A GB2100430B (en) 1981-06-15 1981-06-15 Improving the spatial resolution of ultrasonic time-of-flight measurement system

Publications (2)

Publication Number Publication Date
GB2100430A GB2100430A (en) 1982-12-22
GB2100430B true GB2100430B (en) 1985-11-27

Family

ID=10522517

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8118334A Expired GB2100430B (en) 1981-06-15 1981-06-15 Improving the spatial resolution of ultrasonic time-of-flight measurement system

Country Status (1)

Country Link
GB (1) GB2100430B (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9218818B2 (en) 2001-07-10 2015-12-22 Dolby International Ab Efficient and scalable parametric stereo coding for low bitrate audio coding applications
US9542950B2 (en) 2002-09-18 2017-01-10 Dolby International Ab Method for reduction of aliasing introduced by spectral envelope adjustment in real-valued filterbanks

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8605911B2 (en) 2001-07-10 2013-12-10 Dolby International Ab Efficient and scalable parametric stereo coding for low bitrate audio coding applications
EP1423847B1 (en) 2001-11-29 2005-02-02 Coding Technologies AB Reconstruction of high frequency components
ITUB20161188A1 (en) * 2016-03-01 2017-09-01 Vodafone Automotive S P A Determination of the presence of an object
NL2017115B1 (en) * 2016-07-06 2017-07-17 Intermodal Telematics B V Method and device for non-invasive liquid level measurement in a metal tank
CN108548586B (en) * 2018-05-09 2020-05-12 武汉海盛智创科技有限公司 External-attached liquid level alarm system and method based on ultrasonic reverberation detection
CN115670504B (en) * 2022-10-24 2024-01-09 浙江衡玖医疗器械有限责任公司 Method for judging quality of original signal of three-dimensional ultrasonic tomography system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9218818B2 (en) 2001-07-10 2015-12-22 Dolby International Ab Efficient and scalable parametric stereo coding for low bitrate audio coding applications
US9542950B2 (en) 2002-09-18 2017-01-10 Dolby International Ab Method for reduction of aliasing introduced by spectral envelope adjustment in real-valued filterbanks

Also Published As

Publication number Publication date
GB2100430A (en) 1982-12-22

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee