DK385484A - Metode til indfangning ved hjaelp af ledetoner - Google Patents

Metode til indfangning ved hjaelp af ledetoner Download PDF

Info

Publication number
DK385484A
DK385484A DK385484A DK385484A DK385484A DK 385484 A DK385484 A DK 385484A DK 385484 A DK385484 A DK 385484A DK 385484 A DK385484 A DK 385484A DK 385484 A DK385484 A DK 385484A
Authority
DK
Denmark
Prior art keywords
tones
catching
led
led tones
Prior art date
Application number
DK385484A
Other languages
English (en)
Other versions
DK385484D0 (da
Inventor
Arman V 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 DK385484D0 publication Critical patent/DK385484D0/da
Publication of DK385484A publication Critical patent/DK385484A/da

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B14/00—Transmission systems not characterised by the medium used for transmission
    • H04B14/002—Transmission systems not characterised by the medium used for transmission characterised by the use of a carrier modulation
    • H04B14/004—Amplitude modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q1/00—Details of selecting apparatus or arrangements
    • H04Q1/18—Electrical details
    • H04Q1/30—Signalling arrangements; Manipulation of signalling currents
    • H04Q1/44—Signalling arrangements; Manipulation of signalling currents using alternate current
    • H04Q1/444—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies
    • H04Q1/45—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies using multi-frequency signalling
    • H04Q1/453—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies using multi-frequency signalling in which m-out-of-n signalling frequencies are transmitted
    • H04Q1/4535—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies using multi-frequency signalling in which m-out-of-n signalling frequencies are transmitted with an additional signal transmitted for voice protection

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Catching Or Destruction (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
  • Selective Calling Equipment (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Stereo-Broadcasting Methods (AREA)
DK385484A 1982-12-10 1984-08-10 Metode til indfangning ved hjaelp af ledetoner DK385484A (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/448,457 US4554542A (en) 1982-12-10 1982-12-10 Guard tone capture method
PCT/US1983/001854 WO1984002443A1 (en) 1982-12-10 1983-11-21 Guard tone capture method

Publications (2)

Publication Number Publication Date
DK385484D0 DK385484D0 (da) 1984-08-10
DK385484A true DK385484A (da) 1984-08-10

Family

ID=23780373

Family Applications (1)

Application Number Title Priority Date Filing Date
DK385484A DK385484A (da) 1982-12-10 1984-08-10 Metode til indfangning ved hjaelp af ledetoner

Country Status (10)

Country Link
US (1) US4554542A (da)
EP (1) EP0131018A1 (da)
JP (1) JPS59502169A (da)
AU (1) AU558072B2 (da)
CA (1) CA1210871A (da)
DK (1) DK385484A (da)
IL (1) IL70304A (da)
NO (1) NO843199L (da)
WO (1) WO1984002443A1 (da)
ZA (1) ZA838600B (da)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4642633A (en) * 1983-08-05 1987-02-10 Motorola, Inc. Individual simulcast station control system
JPS61196080A (ja) * 1985-02-21 1986-08-30 日産自動車株式会社 無線式利用者識別装置
JPS6238035A (ja) * 1985-08-12 1987-02-19 Nissan Motor Co Ltd 薄板型携帯機
JPS6238062A (ja) * 1985-08-12 1987-02-19 Nissan Motor Co Ltd ２値信号検出方法及び装置
JPS6278379A (ja) * 1985-09-30 1987-04-10 日産自動車株式会社 車両用施解錠制御装置
JPH0625503B2 (ja) * 1986-06-20 1994-04-06 日産自動車株式会社 解錠制御装置
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
JP2598913Y2 (ja) * 1992-07-27 1999-08-23 ミツミ電機株式会社 データスライサ
US6569388B1 (en) * 1999-07-28 2003-05-27 The Ohio State University Research Foundation Carbonation ash reactivation process and system for combined SOx and NOx removal
US20030007918A1 (en) * 1999-07-29 2003-01-09 The Ohio State University Carbonation ash reactivation process and system for combined Sox and Nox removal
CA2473129C (en) * 2002-01-11 2011-08-30 Hubbell Incorporated Scanning tone remote adapter for land-mobile radio dispatch for use with dispersed dispatch stations
US7228139B1 (en) * 2004-01-28 2007-06-05 On-Board Communications, Inc. Location processing system
US20050277383A1 (en) * 2004-06-10 2005-12-15 Reid Jeffrey T Trunking tone remote adapter and method for using the same
US8014324B2 (en) * 2008-11-25 2011-09-06 Cisco Technology, Inc. Tone signaling
US20110243064A1 (en) * 2010-03-31 2011-10-06 By Light Professional IT Services Systems, methods and devices for convergent communications using remote keying
US11567549B2 (en) * 2019-05-31 2023-01-31 Texas Instruments Incorporated Reset circuit for battery management system

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3341816A (en) * 1964-03-20 1967-09-12 Hughes Aircraft Co Amplitude range signal monitoring device
US3371317A (en) * 1965-07-23 1968-02-27 Ibm Automatic gain control for signal having plural discrete levels
US3506967A (en) * 1966-09-07 1970-04-14 Us Navy Amplitude level remote control system
US3544983A (en) * 1968-09-30 1970-12-01 Susquehanna Corp Signal level detector
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
GB1308078A (en) * 1969-03-07 1973-02-21 Licentia Gmbh Data transmission systems
US3704447A (en) * 1971-03-01 1972-11-28 Charles T Reader Remote to central monitoring system utilizing amplitude coding of signals
US3990048A (en) * 1973-11-23 1976-11-02 Xerox Corporation Carrier detect circuit
US4385398A (en) * 1979-06-07 1983-05-24 Keith H. Wycoff Selective call communication receiver
US4327356A (en) * 1979-06-19 1982-04-27 Gilliland John D Arrangement for monitoring the performance of a digital transmission system

Also Published As

Publication number Publication date
IL70304A (en) 1987-08-31
AU558072B2 (en) 1987-01-15
CA1210871A (en) 1986-09-02
NO843199L (no) 1984-08-10
DK385484D0 (da) 1984-08-10
AU2412484A (en) 1984-07-05
IL70304A0 (en) 1984-02-29
EP0131018A1 (en) 1985-01-16
US4554542A (en) 1985-11-19
WO1984002443A1 (en) 1984-06-21
ZA838600B (en) 1984-06-27
JPS59502169A (ja) 1984-12-27

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Legal Events

Date Code Title Description
AHB Application shelved due to non-payment