JPS5271968A - Fs modulator - Google Patents

Fs modulator

Info

Publication number
JPS5271968A
JPS5271968A JP14820875A JP14820875A JPS5271968A JP S5271968 A JPS5271968 A JP S5271968A JP 14820875 A JP14820875 A JP 14820875A JP 14820875 A JP14820875 A JP 14820875A JP S5271968 A JPS5271968 A JP S5271968A
Authority
JP
Japan
Prior art keywords
modulator
signal
envelope
spread
controlling
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.)
Pending
Application number
JP14820875A
Other languages
Japanese (ja)
Inventor
Tatsuyuki Hori
Koji Nakabe
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP14820875A priority Critical patent/JPS5271968A/en
Publication of JPS5271968A publication Critical patent/JPS5271968A/en
Pending legal-status Critical Current

Links

Landscapes

  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)

Abstract

PURPOSE: To obtain a signal of small distortion by combined use of a variable attenuator controllable by the control signal and a band limitation filter in a FS modulation circuit and controlling the spread of spectrum making the output waveform that of envelope.
COPYRIGHT: (C)1977,JPO&Japio
JP14820875A 1975-12-11 1975-12-11 Fs modulator Pending JPS5271968A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14820875A JPS5271968A (en) 1975-12-11 1975-12-11 Fs modulator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14820875A JPS5271968A (en) 1975-12-11 1975-12-11 Fs modulator

Publications (1)

Publication Number Publication Date
JPS5271968A true JPS5271968A (en) 1977-06-15

Family

ID=15447670

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14820875A Pending JPS5271968A (en) 1975-12-11 1975-12-11 Fs modulator

Country Status (1)

Country Link
JP (1) JPS5271968A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4547751A (en) * 1982-05-07 1985-10-15 Hitachi, Ltd. System for frequency modulation

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4547751A (en) * 1982-05-07 1985-10-15 Hitachi, Ltd. System for frequency modulation

Similar Documents

Publication Publication Date Title
JPS5243308A (en) Signal transmitting system
JPS5340257A (en) Tone control circuit
JPS52147729A (en) Frequency converter
JPS5254353A (en) Tone controller
JPS53117363A (en) Modulator
JPS5271968A (en) Fs modulator
JPS5370649A (en) Pulse width modulating and amplifying circuit
JPS53142153A (en) Multi-step amplifier circuit
JPS5221757A (en) Frequency modulator
CA1013850A (en) Combined brightness, contrast and colour saturation control circuit
JPS5270738A (en) 2-phase psk transmitter
JPS51113702A (en) Reverberation adder
JPS5229584A (en) Back up control system
JPS52142418A (en) Automatic color saturation degree control device
JPS5233551A (en) Glow modulator for photo communication
JPS5436164A (en) Digital frequency modulator
JPS5518130A (en) Offset circuit
JPS52157A (en) Instantaneous frequency displacement control circuit
JPS51123049A (en) Modulating device (modulator)
JPS53105353A (en) Modulator
JPS51126820A (en) An electronic instrument
JPS533311A (en) Clock control circuit
JPS5284942A (en) Non-linear distortion generator
JPS5230369A (en) Pulse modulator
JPS51120110A (en) Band compression and modulation system