DK151672C - Radiotransmissionssystem med frekvens- og/eller fasemodulation - Google Patents

Radiotransmissionssystem med frekvens- og/eller fasemodulation

Info

Publication number
DK151672C
DK151672C DK378878A DK378878A DK151672C DK 151672 C DK151672 C DK 151672C DK 378878 A DK378878 A DK 378878A DK 378878 A DK378878 A DK 378878A DK 151672 C DK151672 C DK 151672C
Authority
DK
Denmark
Prior art keywords
frequency
transmission system
phase modulation
radio transmission
radio
Prior art date
Application number
DK378878A
Other languages
English (en)
Other versions
DK378878A (da
DK151672B (da
Inventor
Josef Gammel
Rainer Fulda
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of DK378878A publication Critical patent/DK378878A/da
Publication of DK151672B publication Critical patent/DK151672B/da
Application granted granted Critical
Publication of DK151672C publication Critical patent/DK151672C/da

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Noise Elimination (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Transmitters (AREA)
DK378878A 1977-08-29 1978-08-28 Radiotransmissionssystem med frekvens- og/eller fasemodulation DK151672C (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2738800A DE2738800C3 (de) 1977-08-29 1977-08-29 Funknachrichtenübertragungssystem mit Frequenz- und/oder Phasenmodulation
DE2738800 1977-08-29

Publications (3)

Publication Number Publication Date
DK378878A DK378878A (da) 1979-03-01
DK151672B DK151672B (da) 1987-12-21
DK151672C true DK151672C (da) 1988-05-24

Family

ID=6017527

Family Applications (1)

Application Number Title Priority Date Filing Date
DK378878A DK151672C (da) 1977-08-29 1978-08-28 Radiotransmissionssystem med frekvens- og/eller fasemodulation

Country Status (17)

Country Link
US (1) US4286334A (da)
AT (1) AT377398B (da)
BE (1) BE870054A (da)
CA (1) CA1113544A (da)
CH (1) CH632362A5 (da)
DE (1) DE2738800C3 (da)
DK (1) DK151672C (da)
FR (1) FR2402354A1 (da)
GB (1) GB1603739A (da)
GR (1) GR64040B (da)
IE (1) IE47158B1 (da)
IT (1) IT1098694B (da)
LU (1) LU80166A1 (da)
NL (1) NL7806935A (da)
NO (1) NO151388C (da)
SE (1) SE440431B (da)
TR (1) TR20423A (da)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4498173A (en) * 1982-06-17 1985-02-05 At&T Bell Laboratories Technique for digital split-channel transmission using interpolative coders and decoders
JPS59101942A (ja) * 1982-12-01 1984-06-12 Omron Tateisi Electronics Co デ−タ伝送方式
DE3329601A1 (de) * 1983-08-17 1985-03-07 Telefunken Fernseh Und Rundfunk Gmbh, 3000 Hannover System zur kompensation von signalstoerungen bei einer pcm-tonuebertragung
US4675880A (en) * 1985-05-02 1987-06-23 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Antimultipath communication by injecting tone into null in signal spectrum
US4835777A (en) * 1987-01-07 1989-05-30 Motorola, Inc. Radio paging receiver including duplicate page detection and error correction capability
FI89649C (fi) * 1991-09-17 1993-10-25 Nokia Mobile Phones Ltd Foerfarande foer oekning av kapaciteten och minimering av effektfoerbrukningen i ett cellulaert radiosystem
US5717725A (en) * 1992-03-12 1998-02-10 Ntp Incorporated System for wireless transmission and receiving of information through a computer bus interface and method of operation
US6272190B1 (en) 1992-03-12 2001-08-07 Ntp Incorporated System for wireless transmission and receiving of information and method of operation thereof
US5710798A (en) * 1992-03-12 1998-01-20 Ntp Incorporated System for wireless transmission and receiving of information and method of operation thereof
US5745532A (en) * 1992-03-12 1998-04-28 Ntp Incorporated System for wireless transmission and receiving of information and method of operation thereof
US5289276A (en) * 1992-06-19 1994-02-22 General Electric Company Method and apparatus for conveying compressed video data over a noisy communication channel
US5812935A (en) * 1993-04-17 1998-09-22 Hughes Electronics Cellular system employing base station transmit diversity according to transmission quality level
US5430724A (en) * 1993-07-02 1995-07-04 Telefonaktiebolaget L M Ericsson TDMA on a cellular communications system PCM link
US5491719A (en) * 1993-07-02 1996-02-13 Telefonaktiebolaget Lm Ericsson System for handling data errors on a cellular communications system PCM link
US5376969A (en) * 1993-11-15 1994-12-27 Rca Thomson Licensing Corporation Method and apparatus for conveying compressed video data over a noisy communication channel
EP1166453A1 (en) * 2000-01-10 2002-01-02 Koninklijke Philips Electronics N.V. Method for interference detection and cancellation in a transmission system
US7027424B1 (en) * 2000-05-24 2006-04-11 Vtech Communications, Ltd. Method for avoiding interference in a digital communication system
EP1160978A1 (en) * 2000-05-29 2001-12-05 Sony International (Europe) GmbH Digital filter
GB0214729D0 (en) * 2002-06-26 2002-08-07 Koninkl Philips Electronics Nv Digital receiver arrangement and related method
US7693488B2 (en) * 2004-09-30 2010-04-06 Vtech Telecommunications Limited System and method for asymmetric enhanced mode operation in a digital communication system
EP2582058B1 (en) * 2011-10-10 2016-03-30 ST-Ericsson SA Interference mitigating method

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2805278A (en) * 1951-09-04 1957-09-03 Nederlanden Staat Telegraph system
BE559555A (da) * 1956-07-27
US3145340A (en) * 1961-04-10 1964-08-18 Int Standard Electric Corp Automatic error control arrangement for pulse transmission
NL6402192A (da) * 1964-03-05 1965-09-06
US3374437A (en) * 1964-08-26 1968-03-19 Heath Co Squelch system for radio receivers
DE1218495B (de) * 1964-10-23 1966-06-08 Siemens Ag Verfahren und Schaltungsanordnung fuer Telegrafieuebertragungen mit sendenden und empfangenden Stationen, die jeweils Mittel zur Wiederholung gestoerter Zeichen und zur automatischen Einphasung besitzen
US3351940A (en) * 1965-04-06 1967-11-07 Norman R Ortwein Microwave transhorizon broadcast radio system
US3588705A (en) * 1969-11-12 1971-06-28 Nasa Frequency-modulation demodulator threshold extension device
US3781794A (en) * 1972-04-18 1973-12-25 Us Army Data diversity combining technique
US3983488A (en) * 1974-06-17 1976-09-28 California Microwave, Inc. Frequency-modulation demodulator threshold extension device
GB1548252A (en) * 1975-07-02 1979-07-11 Siemens Ag Diversity data transmission systems
US4001692A (en) * 1975-07-07 1977-01-04 Barry Research Corporation Time diversity data transmission apparatus

Also Published As

Publication number Publication date
LU80166A1 (de) 1979-02-12
GB1603739A (en) 1981-11-25
TR20423A (tr) 1981-06-26
BE870054A (fr) 1978-12-18
SE440431B (sv) 1985-07-29
DE2738800B2 (de) 1979-12-06
IE47158B1 (en) 1983-12-28
FR2402354B1 (da) 1982-08-13
FR2402354A1 (fr) 1979-03-30
IT1098694B (it) 1985-09-07
NO782891L (no) 1979-03-01
IT7827029A0 (it) 1978-08-25
NO151388C (no) 1985-03-27
IE781725L (en) 1979-02-28
US4286334A (en) 1981-08-25
CH632362A5 (de) 1982-09-30
DK378878A (da) 1979-03-01
DE2738800C3 (de) 1980-08-14
CA1113544A (en) 1981-12-01
GR64040B (en) 1980-01-19
SE7809052L (sv) 1979-03-01
AT377398B (de) 1985-03-11
DK151672B (da) 1987-12-21
NL7806935A (nl) 1979-03-02
DE2738800A1 (de) 1979-03-08
NO151388B (no) 1984-12-17
ATA624478A (de) 1984-07-15

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Legal Events

Date Code Title Description
PBP Patent lapsed