DK208184A - Flertoneafkoder - Google Patents

Flertoneafkoder Download PDF

Info

Publication number
DK208184A
DK208184A DK208184A DK208184A DK208184A DK 208184 A DK208184 A DK 208184A DK 208184 A DK208184 A DK 208184A DK 208184 A DK208184 A DK 208184A DK 208184 A DK208184 A DK 208184A
Authority
DK
Denmark
Prior art keywords
ton
codes
ton codes
Prior art date
Application number
DK208184A
Other languages
English (en)
Other versions
DK208184D0 (da
Inventor
Arman Dolikian
Original Assignee
Motorola Inc
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 Motorola Inc filed Critical Motorola Inc
Publication of DK208184D0 publication Critical patent/DK208184D0/da
Publication of DK208184A publication Critical patent/DK208184A/da

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
    • G08C19/00—Electric signal transmission systems
    • G08C19/12—Electric signal transmission systems in which the signal transmitted is frequency or phase of ac

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Communication Control (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
DK208184A 1982-08-30 1984-04-26 Flertoneafkoder DK208184A (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/412,628 US4455617A (en) 1982-08-30 1982-08-30 Multiple simultaneous tone decoder
PCT/US1983/001256 WO1984001044A1 (en) 1982-08-30 1983-08-15 Multiple simultaneous tone decoder

Publications (2)

Publication Number Publication Date
DK208184D0 DK208184D0 (da) 1984-04-26
DK208184A true DK208184A (da) 1984-04-26

Family

ID=23633745

Family Applications (1)

Application Number Title Priority Date Filing Date
DK208184A DK208184A (da) 1982-08-30 1984-04-26 Flertoneafkoder

Country Status (9)

Country Link
US (1) US4455617A (da)
EP (1) EP0116625B1 (da)
JP (1) JPS59501731A (da)
AU (1) AU567438B2 (da)
CA (1) CA1200316A (da)
DE (1) DE3380860D1 (da)
DK (1) DK208184A (da)
NO (1) NO162938C (da)
WO (1) WO1984001044A1 (da)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4534043A (en) * 1983-06-27 1985-08-06 Racal Data Communications, Inc. Test tone detector apparatus and method modem using same
JPH03132291A (ja) * 1989-10-18 1991-06-05 Fujitsu Ltd Ｐｂ信号検出方式
US5327580A (en) * 1990-10-12 1994-07-05 Ericsson Ge Mobile Communications Inc. Full duplex RF repeater/base station providing microprocessor-controlled simultaneous CTCSS tone encode/decode
US5412590A (en) * 1993-04-01 1995-05-02 Eaton Corporation Appliance temperature sensor having noise filtering
US6061305A (en) * 1997-06-25 2000-05-09 Advanced Micro Devices, Inc. Device to measure average timing parameters
US20020122443A1 (en) * 2000-06-02 2002-09-05 Enam Syed K. Data transition identifier
US6690894B2 (en) * 2001-05-14 2004-02-10 Stratalight Communications, Inc. Multilevel optical signals optimized for systems having signal-dependent and signal-independent noises, finite transmitter extinction ratio and intersymbol interference

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3577080A (en) * 1968-12-20 1971-05-04 Motorola Inc Remote control system for operation over same audiochannel providing voice signals between remote station and base station
SE365681B (da) * 1972-02-09 1974-03-25 Ericsson Telefon Ab L M
US4016370A (en) * 1975-03-19 1977-04-05 Chestel, Inc. Digital tone decoder
US3990007A (en) * 1975-03-31 1976-11-02 Gte Automatic Electric Laboratories Incorporated Programmable frequency detector
US4021653A (en) * 1975-10-14 1977-05-03 Motorola, Inc. Digital programmable tone detector
US4061885A (en) * 1975-12-17 1977-12-06 Motorola, Inc. Digital tone decoder
US4216463A (en) * 1978-08-10 1980-08-05 Motorola, Inc. Programmable digital tone detector
JPS5537027A (en) * 1978-09-08 1980-03-14 Hitachi Ltd Frequency discriminating circuit
CA1137565A (en) * 1979-05-22 1982-12-14 Masaharu Kawaguchi Digital multi-frequency receiver
US4354248A (en) * 1979-11-28 1982-10-12 Motorola, Inc. Programmable multifrequency tone receiver
US4258423A (en) * 1979-12-05 1981-03-24 The United States Of America As Represented By The Secretary Of The Army Microprocessor controlled digital detector
US4302817A (en) * 1980-02-14 1981-11-24 Motorola, Inc. Digital Pseudo continuous tone detector

Also Published As

Publication number Publication date
DE3380860D1 (en) 1989-12-21
AU1946183A (en) 1984-03-29
EP0116625A4 (en) 1987-02-26
WO1984001044A1 (en) 1984-03-15
NO162938C (no) 1990-03-07
NO162938B (no) 1989-11-27
US4455617A (en) 1984-06-19
AU567438B2 (en) 1987-11-19
DK208184D0 (da) 1984-04-26
JPS59501731A (ja) 1984-10-11
EP0116625B1 (en) 1989-11-15
CA1200316A (en) 1986-02-04
NO841716L (no) 1984-04-30
EP0116625A1 (en) 1984-08-29
JPS6354271B2 (da) 1988-10-27

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