DE3380860D1 - Multiple simultaneous tone decoder - Google Patents

Multiple simultaneous tone decoder

Info

Publication number
DE3380860D1
DE3380860D1 DE8383902856T DE3380860T DE3380860D1 DE 3380860 D1 DE3380860 D1 DE 3380860D1 DE 8383902856 T DE8383902856 T DE 8383902856T DE 3380860 T DE3380860 T DE 3380860T DE 3380860 D1 DE3380860 D1 DE 3380860D1
Authority
DE
Germany
Prior art keywords
multiple simultaneous
tone decoder
simultaneous tone
decoder
tone
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
DE8383902856T
Other languages
English (en)
Inventor
Arman Dolikian
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.)
Motorola Solutions Inc
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
Application granted granted Critical
Publication of DE3380860D1 publication Critical patent/DE3380860D1/de
Expired legal-status Critical Current

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)
DE8383902856T 1982-08-30 1983-08-15 Multiple simultaneous tone decoder Expired DE3380860D1 (en)

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 (1)

Publication Number Publication Date
DE3380860D1 true DE3380860D1 (en) 1989-12-21

Family

ID=23633745

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8383902856T Expired DE3380860D1 (en) 1982-08-30 1983-08-15 Multiple simultaneous tone decoder

Country Status (9)

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

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 (de) * 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
AU1946183A (en) 1984-03-29
EP0116625A4 (de) 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 (de) 1989-11-15
CA1200316A (en) 1986-02-04
NO841716L (no) 1984-04-30
DK208184A (da) 1984-04-26
EP0116625A1 (de) 1984-08-29
JPS6354271B2 (de) 1988-10-27

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee