NL7902552A - Frequentie-teller. - Google Patents

Frequentie-teller.

Info

Publication number
NL7902552A
NL7902552A NL7902552A NL7902552A NL7902552A NL 7902552 A NL7902552 A NL 7902552A NL 7902552 A NL7902552 A NL 7902552A NL 7902552 A NL7902552 A NL 7902552A NL 7902552 A NL7902552 A NL 7902552A
Authority
NL
Netherlands
Prior art keywords
frequency counter
counter
frequency
Prior art date
Application number
NL7902552A
Other languages
English (en)
Other versions
NL183970C (nl
NL183970B (nl
Original Assignee
Sharp Kk
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 Sharp Kk filed Critical Sharp Kk
Publication of NL7902552A publication Critical patent/NL7902552A/nl
Publication of NL183970B publication Critical patent/NL183970B/nl
Application granted granted Critical
Publication of NL183970C publication Critical patent/NL183970C/nl

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J1/00—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general
    • H03J1/0008—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general using a central processing unit, e.g. a microprocessor
    • H03J1/0016—Indicating arrangements
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J3/00—Continuous tuning
    • H03J3/02—Details
    • H03J3/12—Electrically-operated arrangements for indicating correct tuning
    • H03J3/14—Visual indication, e.g. magic eye

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Circuits Of Receivers In General (AREA)
  • Electric Clocks (AREA)
  • Measuring Frequencies, Analyzing Spectra (AREA)
  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
NLAANVRAGE7902552,A 1978-04-03 1979-04-02 Inrichting voor meting van de frequentie van een signaal. NL183970C (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP53039621A JPS5919496B2 (ja) 1978-04-03 1978-04-03 周波数カウンタ

Publications (3)

Publication Number Publication Date
NL7902552A true NL7902552A (nl) 1979-10-05
NL183970B NL183970B (nl) 1988-10-03
NL183970C NL183970C (nl) 1989-03-01

Family

ID=12558172

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7902552,A NL183970C (nl) 1978-04-03 1979-04-02 Inrichting voor meting van de frequentie van een signaal.

Country Status (6)

Country Link
US (1) US4320529A (nl)
JP (1) JPS5919496B2 (nl)
CA (1) CA1123918A (nl)
DE (1) DE2913298A1 (nl)
GB (1) GB2019144B (nl)
NL (1) NL183970C (nl)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3618782A1 (de) * 1986-06-04 1987-12-10 Blaupunkt Werke Gmbh Hochfrequenzempfaenger mit einer digitalen anzeige der empfangsfrequenz
JPS63272228A (ja) * 1987-04-30 1988-11-09 Sanyo Electric Co Ltd 時計付チユ−ナ
US6373398B2 (en) * 1997-06-10 2002-04-16 Kabushiki Kaisha Toshiba Automobile tuner system
AR091741A1 (es) * 2012-07-13 2015-02-25 Sicpa Holding Sa Metodo para autenticar un reloj
EP2872952A1 (en) 2012-07-13 2015-05-20 Sicpa Holding SA A method for authenticating a timepiece
AR091742A1 (es) 2012-07-13 2015-02-25 Sicpa Holding Sa Metodo para autenticar un reloj
SG11201600181PA (en) 2013-08-23 2016-03-30 Sicpa Holding Sa Method and system for authenticating using a quartz oscillator
CN113933601B (zh) * 2021-09-13 2023-09-15 北京车和家信息技术有限公司 脉宽调制信号采集方法、装置、计算机设备及存储介质

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2851596A (en) * 1954-04-15 1958-09-09 Hewlett Packard Co Electronic counter
US3158854A (en) * 1960-01-13 1964-11-24 Lavoie Lab Inc Electronic counter
US3681707A (en) * 1971-04-27 1972-08-01 Autech Corp Digital adf tuning indicator
DE2362854A1 (de) * 1973-12-18 1975-06-19 Licentia Gmbh Schaltungsanordnung zur digitalen frequenzanzeige in einem rundfunkgeraet
DE2362853C3 (de) * 1973-12-18 1978-04-13 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Schaltung zur digitalen Anzeige der empfangenen Sender in einem Überlagerungsempfänger
IT1050947B (it) * 1975-11-17 1981-03-20 Indesit Circuito di selezione di segnali
US4063409A (en) * 1976-01-05 1977-12-20 Intel Corporation Custom watch
US4027146A (en) * 1976-03-23 1977-05-31 Heath Company High speed accurate low frequency counter
US4163943A (en) * 1976-06-14 1979-08-07 Matsushita Electric Industrial Co., Ltd. Radio receiver employing premixing and digital display
US4107600A (en) * 1976-12-13 1978-08-15 General Electric Company Adaptive frequency to digital converter system
DE2659447B2 (de) * 1976-12-30 1979-05-31 Hitachi Sales Europa Gmbh, 2000 Hamburg For ein Fahrzeug vorgesehener Rundfunkempfänger mit digitaler Frequenzanzeige

Also Published As

Publication number Publication date
JPS5919496B2 (ja) 1984-05-07
GB2019144A (en) 1979-10-24
GB2019144B (en) 1982-09-02
JPS54131808A (en) 1979-10-13
NL183970C (nl) 1989-03-01
DE2913298C2 (nl) 1991-04-04
DE2913298A1 (de) 1979-10-04
NL183970B (nl) 1988-10-03
US4320529A (en) 1982-03-16
CA1123918A (en) 1982-05-18

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Legal Events

Date Code Title Description
A1A A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
A85 Still pending on 85-01-01
V1 Lapsed because of non-payment of the annual fee

Effective date: 19971101