JPS51120109A - Frequency band conpressiong system - Google Patents

Frequency band conpressiong system

Info

Publication number
JPS51120109A
JPS51120109A JP4478775A JP4478775A JPS51120109A JP S51120109 A JPS51120109 A JP S51120109A JP 4478775 A JP4478775 A JP 4478775A JP 4478775 A JP4478775 A JP 4478775A JP S51120109 A JPS51120109 A JP S51120109A
Authority
JP
Japan
Prior art keywords
conpressiong
frequency band
frepquency
surmise
easily possible
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
JP4478775A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5538614B2 (enrdf_load_stackoverflow
Inventor
Yukio Sakata
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.)
Oki Electric Industry Co Ltd
Original Assignee
Oki Electric Industry 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 Oki Electric Industry Co Ltd filed Critical Oki Electric Industry Co Ltd
Priority to JP4478775A priority Critical patent/JPS51120109A/ja
Publication of JPS51120109A publication Critical patent/JPS51120109A/ja
Publication of JPS5538614B2 publication Critical patent/JPS5538614B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/66—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of transmission

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
JP4478775A 1975-04-15 1975-04-15 Frequency band conpressiong system Granted JPS51120109A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4478775A JPS51120109A (en) 1975-04-15 1975-04-15 Frequency band conpressiong system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4478775A JPS51120109A (en) 1975-04-15 1975-04-15 Frequency band conpressiong system

Publications (2)

Publication Number Publication Date
JPS51120109A true JPS51120109A (en) 1976-10-21
JPS5538614B2 JPS5538614B2 (enrdf_load_stackoverflow) 1980-10-06

Family

ID=12701109

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4478775A Granted JPS51120109A (en) 1975-04-15 1975-04-15 Frequency band conpressiong system

Country Status (1)

Country Link
JP (1) JPS51120109A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPS5538614B2 (enrdf_load_stackoverflow) 1980-10-06

Similar Documents

Publication Publication Date Title
JPS51134014A (en) Single wire-type multisignal transmission/reception unit
JPS51146157A (en) Frequency step-multiplication circuit
JPS51120109A (en) Frequency band conpressiong system
JPS5312261A (en) Output circuit of semiconductor device
JPS53139074A (en) Numerical control device
JPS52137964A (en) Preset counter
JPS524108A (en) Time division multiplex signal transmission system
JPS5230310A (en) Identifying circuit
JPS5413714A (en) Multi-frequency signal reception system
JPS51121234A (en) An elastic surface-wave system
JPS5380942A (en) Filter circuit
JPS51137310A (en) Signal transmitting system
JPS51149751A (en) Hrequency adjusting unit
JPS5242052A (en) Frequency dividing circuit
JPS5354446A (en) Trap circuit
JPS52141165A (en) Programable counter
JPS5346204A (en) Tone detector
JPS539409A (en) Frequency convertor circuit
JPS52129366A (en) Test unit for counter
JPS51113509A (en) Signal transmitting time control system
JPS51114046A (en) Block average circuit
JPS5238862A (en) Power line carrier line filter
JPS5376285A (en) Tele-controlling system
JPS52124848A (en) Digital phase detection circuit
JPS5279965A (en) Electronic watch circuit