ATE154486T1 - Nachrichtensystem mit gemischten modulationsebenen - Google Patents

Nachrichtensystem mit gemischten modulationsebenen

Info

Publication number
ATE154486T1
ATE154486T1 AT90905854T AT90905854T ATE154486T1 AT E154486 T1 ATE154486 T1 AT E154486T1 AT 90905854 T AT90905854 T AT 90905854T AT 90905854 T AT90905854 T AT 90905854T AT E154486 T1 ATE154486 T1 AT E154486T1
Authority
AT
Austria
Prior art keywords
data streams
communication system
receiver
modulation level
level communication
Prior art date
Application number
AT90905854T
Other languages
English (en)
Inventor
Luca Michael Joseph De
David Frank Willard
Robert John Schwendeman
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 ATE154486T1 publication Critical patent/ATE154486T1/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/02—Channels characterised by the type of signal
    • H04L5/04—Channels characterised by the type of signal the signals being represented by different amplitudes or polarities, e.g. quadriplex
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2647—Arrangements specific to the receiver only
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J99/00—Subject matter not provided for in other groups of this subclass
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W68/00—User notification, e.g. alerting and paging, for incoming communication, change of service or the like
    • H04W68/02—Arrangements for increasing efficiency of notification or paging channel
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/02—Terminal devices
    • H04W88/022—Selective call receivers

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Transmitters (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
  • Time-Division Multiplex Systems (AREA)
AT90905854T 1989-03-30 1990-03-19 Nachrichtensystem mit gemischten modulationsebenen ATE154486T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/330,837 US5051993A (en) 1989-03-30 1989-03-30 Mixed modulation level communication system

Publications (1)

Publication Number Publication Date
ATE154486T1 true ATE154486T1 (de) 1997-06-15

Family

ID=23291523

Family Applications (1)

Application Number Title Priority Date Filing Date
AT90905854T ATE154486T1 (de) 1989-03-30 1990-03-19 Nachrichtensystem mit gemischten modulationsebenen

Country Status (10)

Country Link
US (1) US5051993A (de)
EP (1) EP0425606B1 (de)
JP (1) JPH0787431B2 (de)
KR (1) KR940004961B1 (de)
AT (1) ATE154486T1 (de)
DE (1) DE69030910T2 (de)
FI (1) FI905876A0 (de)
NO (1) NO306920B1 (de)
SG (1) SG50449A1 (de)
WO (1) WO1990011675A2 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5311554A (en) * 1992-07-02 1994-05-10 Motorola, Inc. Synchronized offset extraction in a data receiver
WO1994001841A1 (en) * 1992-07-02 1994-01-20 Motorola, Inc. Power conservation method and apparatus for a data communication receiver
US5315635A (en) * 1992-09-30 1994-05-24 Motorola, Inc. Reliable message communication system
US5974032A (en) * 1997-05-19 1999-10-26 Motorola, Inc. Method and apparatus for adjusting data rate in a synchronous communication system
CA2249800C (en) * 1998-10-06 2003-12-09 Northern Telecom Limited Eye quality monitor for a 2r regenerator
ES2331558T3 (es) 1999-05-14 2010-01-08 Freie Erfindungskunstler Gmbh Procedimientos para la transmision de simobolos y/o informaciones de un emisor a un receptor.
DE19923026C2 (de) * 1999-05-19 2002-06-20 Freie Erfindungskuenstler Gmbh Verfahren zum Übermitteln von Audio-Information
US20020026533A1 (en) * 2000-01-14 2002-02-28 Dutta Prabal K. System and method for distributed control of unrelated devices and programs
US7324635B2 (en) 2000-05-04 2008-01-29 Telemaze Llc Branch calling and caller ID based call routing telephone features
DE10038256B4 (de) * 2000-08-04 2007-03-22 Siemens Ag Zugriffsverfahren in Kommunikationssystemen mit unterschiedlichen Leistungsklassen und Kommunikationssystem
US7206367B1 (en) * 2001-07-10 2007-04-17 Sigmatel, Inc. Apparatus and method to synchronize multimedia playback over a network using out-of-band signaling
EP1423975A1 (de) * 2001-07-11 2004-06-02 Daniel Kilbank System und verfahren zum komprimieren von daten

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2650266A (en) * 1948-07-03 1953-08-25 Mackay Radio & Telegraph Co Dual channel telegraph system
NL96173C (de) * 1951-03-14 1900-01-01
GB783580A (en) * 1955-10-04 1957-09-25 Standard Telephones Cables Ltd Improvements in or relating to automatic frequency control arrangements for frequency shift telegraph receivers
DE1019693B (de) * 1957-02-23 1957-11-21 Telefunken Gmbh Mit Transistoren bestueckter Empfaenger fuer Telegrafie-Nachrichten mit Frequenzumtastung
US3048657A (en) * 1961-05-19 1962-08-07 American Cable & Radio Corp Diplex telegraph system using frequency modulation
US4498166A (en) * 1982-11-12 1985-02-05 Anthony Esposito Multiplexer and demultiplexer circuits for analog signals
JPS62126730A (ja) * 1985-11-27 1987-06-09 Hitachi Ltd 光デイジタル送受信器

Also Published As

Publication number Publication date
EP0425606A4 (en) 1992-12-02
SG50449A1 (en) 1998-07-20
JPH0787431B2 (ja) 1995-09-20
HK1007231A1 (en) 1999-04-01
NO905077L (no) 1990-11-23
KR920700500A (ko) 1992-02-19
EP0425606B1 (de) 1997-06-11
FI905876A7 (fi) 1990-11-28
NO306920B1 (no) 2000-01-10
WO1990011675A3 (en) 1991-04-18
US5051993A (en) 1991-09-24
DE69030910T2 (de) 1998-01-02
JPH03505961A (ja) 1991-12-19
KR940004961B1 (ko) 1994-06-07
DE69030910D1 (de) 1997-07-17
WO1990011675A2 (en) 1990-10-18
EP0425606A1 (de) 1991-05-08
FI905876A0 (fi) 1990-11-28
NO905077D0 (no) 1990-11-23

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