FR2145483B1 - - Google Patents

Info

Publication number
FR2145483B1
FR2145483B1 FR7223759A FR7223759A FR2145483B1 FR 2145483 B1 FR2145483 B1 FR 2145483B1 FR 7223759 A FR7223759 A FR 7223759A FR 7223759 A FR7223759 A FR 7223759A FR 2145483 B1 FR2145483 B1 FR 2145483B1
Authority
FR
France
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
FR7223759A
Other languages
French (fr)
Other versions
FR2145483A1 (ref
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.)
Bendix Corp
Original Assignee
Bendix Corp
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 Bendix Corp filed Critical Bendix Corp
Publication of FR2145483A1 publication Critical patent/FR2145483A1/fr
Application granted granted Critical
Publication of FR2145483B1 publication Critical patent/FR2145483B1/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/10—Frequency-modulated carrier systems, i.e. using frequency-shift keying
    • H04L27/14—Demodulator circuits; Receiver circuits
    • H04L27/156—Demodulator circuits; Receiver circuits with demodulation using temporal properties of the received signal, e.g. detecting pulse width
    • H04L27/1563—Demodulator circuits; Receiver circuits with demodulation using temporal properties of the received signal, e.g. detecting pulse width using transition or level detection

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
FR7223759A 1971-07-12 1972-06-30 Expired FR2145483B1 (ref)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US16167371A 1971-07-12 1971-07-12

Publications (2)

Publication Number Publication Date
FR2145483A1 FR2145483A1 (ref) 1973-02-23
FR2145483B1 true FR2145483B1 (ref) 1978-03-03

Family

ID=22582228

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7223759A Expired FR2145483B1 (ref) 1971-07-12 1972-06-30

Country Status (6)

Country Link
US (1) US3729587A (ref)
CA (1) CA947380A (ref)
DE (1) DE2233951A1 (ref)
FR (1) FR2145483B1 (ref)
GB (1) GB1384020A (ref)
IT (1) IT962656B (ref)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU1206968A1 (ru) * 1976-05-24 1986-01-23 Всесоюзный научно-исследовательский институт природных газов Детектор частотно-манипулированных сигналов
GB2106359B (en) * 1981-09-24 1985-07-03 Standard Telephones Cables Ltd Direct conversion radio receiver for fm signals
US5483193A (en) * 1995-03-24 1996-01-09 Ford Motor Company Circuit for demodulating FSK signals
GB2305318A (en) * 1995-09-13 1997-04-02 Thomson Multimedia Sa Schmitt trigger for DTMF receiver
CN104767174A (zh) * 2015-04-03 2015-07-08 邹中宝 一种微型变压测频器
US10617364B2 (en) * 2016-10-27 2020-04-14 Samsung Electronics Co., Ltd. System and method for snoring detection using low power motion sensor
TR201910971A2 (tr) 2019-07-22 2019-08-21 Tobb Ekonomi Ve Teknoloji Ueniversitesi Nöron devreli̇ bi̇r mantik kapisi
CN120803240B (zh) * 2025-09-10 2025-11-14 厦门紫光展锐科技有限公司 一种调频方法、装置、计算机程序产品及介质

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3351939A (en) * 1966-02-24 1967-11-07 Robert C Olsen Pulse repetition interval correlation detector
US3473133A (en) * 1966-12-30 1969-10-14 Motorola Inc Pulse counter detector
US3529247A (en) * 1967-09-20 1970-09-15 Us Army Pulse repetition to analog voltage converter
GB1185660A (en) * 1967-11-24 1970-03-25 Bradley Ltd G & E Determining the Fractional Change in Period of an Oscillation

Also Published As

Publication number Publication date
CA947380A (en) 1974-05-14
DE2233951A1 (de) 1973-01-25
IT962656B (it) 1973-12-31
US3729587A (en) 1973-04-24
GB1384020A (en) 1974-02-12
FR2145483A1 (ref) 1973-02-23

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Legal Events

Date Code Title Description
ST Notification of lapse