JPS6411176B2 - - Google Patents

Info

Publication number
JPS6411176B2
JPS6411176B2 JP55119635A JP11963580A JPS6411176B2 JP S6411176 B2 JPS6411176 B2 JP S6411176B2 JP 55119635 A JP55119635 A JP 55119635A JP 11963580 A JP11963580 A JP 11963580A JP S6411176 B2 JPS6411176 B2 JP S6411176B2
Authority
JP
Japan
Prior art keywords
signal
signals
transmitters
frequency
converting
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
JP55119635A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5636247A (en
Inventor
Pieeru Josefu Areki Roje
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.)
Koninklijke Philips NV
Original Assignee
Koninklijke Philips Electronics NV
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 Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Publication of JPS5636247A publication Critical patent/JPS5636247A/ja
Publication of JPS6411176B2 publication Critical patent/JPS6411176B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
    • H04B7/2621—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using frequency division multiple access [FDMA]
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Radio Transmission System (AREA)
JP11963580A 1979-08-29 1980-08-29 Radio transmission system Granted JPS5636247A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7921674A FR2464601B1 (fr) 1979-08-29 1979-08-29 Systeme de radiodiffusion numerique de plusieurs signaux d'information par un reseau d'emetteurs utilisant sensiblement la meme frequence porteuse

Publications (2)

Publication Number Publication Date
JPS5636247A JPS5636247A (en) 1981-04-09
JPS6411176B2 true JPS6411176B2 (cg-RX-API-DMAC7.html) 1989-02-23

Family

ID=9229184

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11963580A Granted JPS5636247A (en) 1979-08-29 1980-08-29 Radio transmission system

Country Status (10)

Country Link
US (1) US4385381A (cg-RX-API-DMAC7.html)
JP (1) JPS5636247A (cg-RX-API-DMAC7.html)
AU (1) AU537045B2 (cg-RX-API-DMAC7.html)
BE (1) BE884955A (cg-RX-API-DMAC7.html)
CA (1) CA1154181A (cg-RX-API-DMAC7.html)
DE (1) DE3031963C2 (cg-RX-API-DMAC7.html)
FR (1) FR2464601B1 (cg-RX-API-DMAC7.html)
GB (1) GB2057819B (cg-RX-API-DMAC7.html)
IT (1) IT1132479B (cg-RX-API-DMAC7.html)
SE (1) SE446363B (cg-RX-API-DMAC7.html)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1986000775A1 (en) * 1984-07-13 1986-01-30 Motorola, Inc. Cellular voice and data radiotelephone system
EP0195573B1 (en) * 1985-03-15 1990-10-24 THORN EMI Patents Limited Spread-spectrum signal generator
DE3707244A1 (de) * 1987-03-06 1988-09-15 Siemens Ag Verfahren zur digitalen uebertragung von hoerrundfunksignalen
US4995057A (en) * 1988-11-02 1991-02-19 At&T Bell Laboratories Technique for achieving the theoretical coding gain of digital signals incorporating error correction
US4991975A (en) * 1988-11-22 1991-02-12 At&T Bell Laboratories Division multiplexing and demultiplexing means lightwave communication system comprising optical time
US4999831A (en) * 1989-10-19 1991-03-12 United Telecommunications, Inc. Synchronous quantized subcarrier multiplexer for digital transport of video, voice and data
GB9008162D0 (en) * 1990-04-10 1990-06-06 British Telecomm Signal distribution
US5315583A (en) * 1991-04-11 1994-05-24 Usa Digital Radio Method and apparatus for digital audio broadcasting and reception
US5278826A (en) * 1991-04-11 1994-01-11 Usa Digital Radio Method and apparatus for digital audio broadcasting and reception
US5251909A (en) * 1991-05-28 1993-10-12 Reed Michael J Secured high throughput data channel for public broadcast system
US5588022A (en) * 1994-03-07 1996-12-24 Xetron Corp. Method and apparatus for AM compatible digital broadcasting
JP3745459B2 (ja) * 1996-07-18 2006-02-15 富士通株式会社 無線ｌａｎシステム用通信方法及び通信装置
US6542480B1 (en) 1996-11-05 2003-04-01 Worldspace, Inc. Satellite payload processing system using polyphase demultiplexing, quadrature phase shift keying demodulation and rate alignment
JP2007102219A (ja) * 1997-11-26 2007-04-19 Seiko Epson Corp 画像処理装置のための集積化回路
JP3899525B2 (ja) * 1997-11-26 2007-03-28 セイコーエプソン株式会社 画像処理装置
US6944139B1 (en) 1998-03-27 2005-09-13 Worldspace Management Corporation Digital broadcast system using satellite direct broadcast and terrestrial repeater
US6956814B1 (en) 2000-02-29 2005-10-18 Worldspace Corporation Method and apparatus for mobile platform reception and synchronization in direct digital satellite broadcast system
JP6667588B1 (ja) * 2018-09-18 2020-03-18 Ｈａｐｓモバイル株式会社 制御装置、プログラム、制御方法及び飛行体

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2705795A (en) * 1949-07-06 1955-04-05 Fisk Bert Data transmission system
GB877919A (en) * 1958-12-15 1961-09-20 Hycon Eastern Inc Pulse code modulation communication system
US3160711A (en) * 1960-06-04 1964-12-08 Bell Telephone Labor Inc Nonsynchronous time-frequency multiplex transmission system
GB1118305A (en) * 1964-07-10 1968-06-26 Nippon Telegraph & Telephone Improvements in or relating to multiplexing communication systems
CH497089A (de) * 1968-07-26 1970-09-30 Autophon Ag Anlage zur Übermittlung von kontinuierlichen Signalen
FR2188920A5 (cg-RX-API-DMAC7.html) * 1972-06-15 1974-01-18 Trt Telecom Radio Electr
US4011511A (en) * 1974-07-24 1977-03-08 The Singer Company Frequency-shift digital data link and digital frequency detection system
NL7410763A (nl) * 1974-08-12 1976-02-16 Philips Nv Digitaal transmissiestelsel voor het met een lage pulsfrequentie(bit-rate)overdragen van gespreks- signalen en een zender voor toepassing in zulk een stelsel.
JPS5143001A (en) * 1974-10-09 1976-04-13 Nippon Telegraph & Telephone Deijitaruidotsushinhoshikiniokeru shuhasuhaichiho
JPS52141113A (en) * 1976-05-19 1977-11-25 Nippon Telegr & Teleph Corp <Ntt> Transmission diversity system
US4237551A (en) * 1978-12-22 1980-12-02 Granger Associates Transmultiplexer

Also Published As

Publication number Publication date
SE446363B (sv) 1986-09-01
CA1154181A (en) 1983-09-20
FR2464601B1 (fr) 1986-10-24
IT8024293A0 (it) 1980-08-26
AU6178280A (en) 1981-03-05
SE8005968L (sv) 1981-03-01
GB2057819B (en) 1983-11-09
JPS5636247A (en) 1981-04-09
IT1132479B (it) 1986-07-02
US4385381A (en) 1983-05-24
BE884955A (fr) 1981-02-27
AU537045B2 (en) 1984-05-31
GB2057819A (en) 1981-04-01
DE3031963A1 (de) 1981-03-19
DE3031963C2 (de) 1985-02-14
FR2464601A1 (fr) 1981-03-06

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