JPS59158657A - デイジタル信号復調方式 - Google Patents

デイジタル信号復調方式

Info

Publication number
JPS59158657A
JPS59158657A JP3180483A JP3180483A JPS59158657A JP S59158657 A JPS59158657 A JP S59158657A JP 3180483 A JP3180483 A JP 3180483A JP 3180483 A JP3180483 A JP 3180483A JP S59158657 A JPS59158657 A JP S59158657A
Authority
JP
Japan
Prior art keywords
output
identification
summation
transmission
transformation
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.)
Granted
Application number
JP3180483A
Other languages
English (en)
Japanese (ja)
Other versions
JPH053180B2 (fr
Inventor
Kiyoshi Tanaka
喜好 田中
Shigeaki Ogose
生越　重章
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.)
Nippon Telegraph and Telephone Corp
Original Assignee
Nippon Telegraph and Telephone Corp
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 Nippon Telegraph and Telephone Corp filed Critical Nippon Telegraph and Telephone Corp
Priority to JP3180483A priority Critical patent/JPS59158657A/ja
Publication of JPS59158657A publication Critical patent/JPS59158657A/ja
Publication of JPH053180B2 publication Critical patent/JPH053180B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/38—Synchronous or start-stop systems, e.g. for Baudot code
    • H04L25/40—Transmitting circuits; Receiving circuits
    • H04L25/49—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Dc Digital Transmission (AREA)
JP3180483A 1983-03-01 1983-03-01 デイジタル信号復調方式 Granted JPS59158657A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3180483A JPS59158657A (ja) 1983-03-01 1983-03-01 デイジタル信号復調方式

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3180483A JPS59158657A (ja) 1983-03-01 1983-03-01 デイジタル信号復調方式

Publications (2)

Publication Number Publication Date
JPS59158657A true JPS59158657A (ja) 1984-09-08
JPH053180B2 JPH053180B2 (fr) 1993-01-14

Family

ID=12341270

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3180483A Granted JPS59158657A (ja) 1983-03-01 1983-03-01 デイジタル信号復調方式

Country Status (1)

Country Link
JP (1) JPS59158657A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7016403B2 (en) 2000-07-10 2006-03-21 International Business Machines Corporation Apparatus and method for determining the quality of a digital signal
JP2015144326A (ja) * 2014-01-31 2015-08-06 株式会社日立製作所 光伝送回路

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7016403B2 (en) 2000-07-10 2006-03-21 International Business Machines Corporation Apparatus and method for determining the quality of a digital signal
JP2015144326A (ja) * 2014-01-31 2015-08-06 株式会社日立製作所 光伝送回路

Also Published As

Publication number Publication date
JPH053180B2 (fr) 1993-01-14

Similar Documents

Publication Publication Date Title
US5353301A (en) Method and apparatus for combining multipath spread-spectrum signals
Hirono et al. Multilevel decision method for band-limited digital FM with limiter-discriminator detection
CA2171719C (fr) Methodes et appareil pour detecter la presence d'un support de paquets de donnees numeriques dans un systeme cellulaire
US9729364B1 (en) Frequency shift keying (FSK) demodulator and method therefor
JPH10163924A (ja) 遅延相関基準送信スペクトル拡散信号方式用の直接変換受信器
CA2276255A1 (fr) Dispositif, procedes et produits programmes informatiques pour l'estimation sequentielle de la probabilite maximale des signaux de communication au moyen de mesures de chemin par mise a blanc
EP0235300B1 (fr) Systeme de transmission des donnees par radio
JPH0748675B2 (ja) デジタル伝送方式
EP0089467B1 (fr) Méthode et système pour la transmission de signaux d'impulsions
EP0577212A1 (fr) Détecteur Viterbi adaptif
JPS59158657A (ja) デイジタル信号復調方式
US6266521B1 (en) Receiver and method for demodulating reception signals
JPS6022854A (ja) デイジタル信号変復調方式
US10819544B2 (en) Symbol demodulator with error reduction
JP2003046436A (ja) 送信電力制御システム、及びその送信電力制御方法
JPS60154754A (ja) デイジタル信号の送受信装置
KR950013441B1 (ko) 가우스 최소 천이방식의 부호식별 디지탈 재생장치
JPH10200424A (ja) 時間拡散ルートナイキストフィルタ
JPH0142180B2 (fr)
JPH0128551B2 (fr)
Mahdavi et al. DIFFERENTIAL GMSK RECEIVERS WITH PHASE
JPH0193950A (ja) ディジタルｆｍ検波復調方式
JPS6024751A (ja) デイジタル通信方式
JPS5869153A (ja) 符号識別判定回路
JPS6331134B2 (fr)