JPS6331133B2 - - Google Patents

Info

Publication number
JPS6331133B2
JPS6331133B2 JP90181A JP90181A JPS6331133B2 JP S6331133 B2 JPS6331133 B2 JP S6331133B2 JP 90181 A JP90181 A JP 90181A JP 90181 A JP90181 A JP 90181A JP S6331133 B2 JPS6331133 B2 JP S6331133B2
Authority
JP
Japan
Prior art keywords
phase
linear
demodulator
phase controller
characteristic
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
JP90181A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57115061A (en
Inventor
Kyoshi Takagi
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.)
Japan Radio Co Ltd
Original Assignee
Japan Radio Co Ltd
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 Japan Radio Co Ltd filed Critical Japan Radio Co Ltd
Priority to JP90181A priority Critical patent/JPS57115061A/ja
Publication of JPS57115061A publication Critical patent/JPS57115061A/ja
Publication of JPS6331133B2 publication Critical patent/JPS6331133B2/ja
Granted legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/10Frequency-modulated carrier systems, i.e. using frequency-shift keying

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
JP90181A 1981-01-07 1981-01-07 Method for transmitting fm data Granted JPS57115061A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP90181A JPS57115061A (en) 1981-01-07 1981-01-07 Method for transmitting fm data

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP90181A JPS57115061A (en) 1981-01-07 1981-01-07 Method for transmitting fm data

Publications (2)

Publication Number Publication Date
JPS57115061A JPS57115061A (en) 1982-07-17
JPS6331133B2 true JPS6331133B2 (enExample) 1988-06-22

Family

ID=11486579

Family Applications (1)

Application Number Title Priority Date Filing Date
JP90181A Granted JPS57115061A (en) 1981-01-07 1981-01-07 Method for transmitting fm data

Country Status (1)

Country Link
JP (1) JPS57115061A (enExample)

Also Published As

Publication number Publication date
JPS57115061A (en) 1982-07-17

Similar Documents

Publication Publication Date Title
US4592073A (en) Burst signal transmission system
US4272846A (en) Method for cancelling impulsive noise
JPH10506762A (ja) 伝送方法および装置
CA1217233A (en) Qam with dc bias in one channel
US4600890A (en) Demodulator comprising a phase-locked loop
EP0059415A1 (en) System for demodulation of phase-shift keying signals
JPS59115640A (ja) 秘話信号伝送方式
JPS6331133B2 (enExample)
JPH0542863B2 (enExample)
US4882552A (en) Coherent frequency exchange keying modulator
JPS5829664B2 (ja) ハンソウシユウハスウ ノ ビデオデンソウケイ オヨビ デ−タデンソウケイ ニ オケル ハンソウハサイセイカイロソウチ
JPS5917572B2 (ja) 無線中継器
JPS59167166A (ja) サ−ビス・チヤネル変調方式
JP2543802B2 (ja) 音声信号注入形搬送波同期装置
JP2000124842A (ja) 伝送装置および信号点発生方法
DK169693B1 (da) Fremgangsmåde og kredsløbsanordning for spektral korrektion og efterkorrektion
JP2723735B2 (ja) データ変復調装置
US4476435A (en) Digital demodulation of frequency modulated signals
JPS6049987B2 (ja) Fm復調回路
Petrovic Digitized speech transmission at VHF using existing FM mobile radios
SU1157645A1 (ru) Синхронно-фазовый демодул тор
Goode An evaluation of the tone calibrated technique for data transmission over land mobile radio channels
SU720684A1 (ru) Демодул тор частотно-модулированных сигналов с обратной св зью по частоте
SU1059667A2 (ru) Динамический фильтр
JPS6024640B2 (ja) 多チヤンネル円盤レコ−ドから再生された角度変調波信号の復調装置