EE201700005A - Meetod ja seade sageduskarakteristiku mõõtmiseks - Google Patents

Meetod ja seade sageduskarakteristiku mõõtmiseks

Info

Publication number
EE201700005A
EE201700005A EEP201700005A EEP201700005A EE201700005A EE 201700005 A EE201700005 A EE 201700005A EE P201700005 A EEP201700005 A EE P201700005A EE P201700005 A EEP201700005 A EE P201700005A EE 201700005 A EE201700005 A EE 201700005A
Authority
EE
Estonia
Prior art keywords
response
time
chirp
signal
excitation signal
Prior art date
Application number
EEP201700005A
Other languages
English (en)
Inventor
Olev Märtens
Mart Min
Jaan Ojarand
Raul Land
Marek Rist
Original Assignee
Tallinna Tehnikaülikool
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 Tallinna Tehnikaülikool filed Critical Tallinna Tehnikaülikool
Priority to EEP201700005A priority Critical patent/EE05813B1/et
Publication of EE201700005A publication Critical patent/EE201700005A/et
Publication of EE05813B1 publication Critical patent/EE05813B1/et

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  • Measuring Frequencies, Analyzing Spectra (AREA)

Abstract

Leiutiseks on meetod ja seade sageduskarakteristiku mõõtmiseks, mis sisaldab ajast sõltuva sagedusega mõõdetava objekti ergutussignaali (näiteks lineaarse siinus-chirpi) genereerimist ning ajast sõltuvat lühikeses libisevas ajavallaaknas toimuvat objekti vastussignaali analüüsi, kusjuures vastussignaali võendamishetked on genereeritud vastavalt ergutussignaali etteantud faasisammule ning libisevas analüüsiajaaknas on etteantud arv vastussignaali järjestikulisi võendeid. Vastussignaali analüüs lühikeses libisevas ajavallaaknas võib olla teostatud tema korrutamise ja akumuleerimisega paralleelselt kahe erineva tugilainekujuga, millest üks võib olla ergutussignaaliga sama lainekujuga siinus-chirp ning teine vastav koosinus-chirp ning analüüsi tulemusteks on vastava sageduskäigu reaal- ja imaginaarosad.
EEP201700005A 2017-02-01 2017-02-01 Meetod ja seade sageduskarakteristiku mõõtmiseks EE05813B1 (et)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EEP201700005A EE05813B1 (et) 2017-02-01 2017-02-01 Meetod ja seade sageduskarakteristiku mõõtmiseks

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EEP201700005A EE05813B1 (et) 2017-02-01 2017-02-01 Meetod ja seade sageduskarakteristiku mõõtmiseks

Publications (2)

Publication Number Publication Date
EE201700005A true EE201700005A (et) 2018-09-17
EE05813B1 EE05813B1 (et) 2018-11-15

Family

ID=63517611

Family Applications (1)

Application Number Title Priority Date Filing Date
EEP201700005A EE05813B1 (et) 2017-02-01 2017-02-01 Meetod ja seade sageduskarakteristiku mõõtmiseks

Country Status (1)

Country Link
EE (1) EE05813B1 (et)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112713911A (zh) * 2020-12-08 2021-04-27 重庆邮电大学 一种在Chirp调制信号中增加参考信号的方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112713911A (zh) * 2020-12-08 2021-04-27 重庆邮电大学 一种在Chirp调制信号中增加参考信号的方法

Also Published As

Publication number Publication date
EE05813B1 (et) 2018-11-15

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Effective date: 20210201