JPH02116149U - - Google Patents

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Publication number
JPH02116149U
JPH02116149U JP2435189U JP2435189U JPH02116149U JP H02116149 U JPH02116149 U JP H02116149U JP 2435189 U JP2435189 U JP 2435189U JP 2435189 U JP2435189 U JP 2435189U JP H02116149 U JPH02116149 U JP H02116149U
Authority
JP
Japan
Prior art keywords
signal
outputs
stereo
pilot
carrier wave
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
JP2435189U
Other languages
Japanese (ja)
Other versions
JPH0641405Y2 (en
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 filed Critical
Priority to JP1989024351U priority Critical patent/JPH0641405Y2/en
Publication of JPH02116149U publication Critical patent/JPH02116149U/ja
Application granted granted Critical
Publication of JPH0641405Y2 publication Critical patent/JPH0641405Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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  • Stereo-Broadcasting Methods (AREA)

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は本考案の一実施例のブロツク図である
。 １……パイロツト信号発振器、２……クロツク
発振器、３……デイジタル変換器、４……ＰＳＫ
変調器、５……デイジタル音声変調部、６……入
力端子、７，８……出力端子、９……ステレオＦ
Ｍ変調部、１０……ＦＭ多重化信号出力端子。 FIG. 1 is a block diagram of one embodiment of the present invention. 1...Pilot signal oscillator, 2...Clock oscillator, 3...Digital converter, 4...PSK
Modulator, 5... Digital audio modulation section, 6... Input terminal, 7, 8... Output terminal, 9... Stereo F
M modulation section, 10...FM multiplexed signal output terminal.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ＦＭステレオ放送のパイロツト信号を出力する
パイロツト信号発振器と、前記パイロツト信号を
入力し、このパイロツト信号と位相の合致するク
ロツク信号および搬送波信号を出力するクロツク
発振器と、前記クロツク信号を入力して外部から
入力されるアナログ音声信号をデイジタル化音声
信号とするデイジタル変換器と、前記デイジタル
化音声信号と前記搬送波信号とを入力し、前記搬
送波信号に前記デイジタル化音声信号を位相変調
したＰＳＫ変調信号を出力するＰＳＫ変調器と、
前記パイロツト信号と前記ＰＳＫ変調信号とを入
力して、ＦＭステレオ放送用のステレオ主チヤネ
ル用信号および副搬送波チヤネル信号とを合成し
てＦＭ多重化された放送波信号を出力するステレ
オＦＭ変調部とを有することを特徴とするステレ
オ放送用多重化装置。 A pilot signal oscillator that outputs a pilot signal for FM stereo broadcasting; a clock oscillator that receives the pilot signal and outputs a clock signal and a carrier wave signal that match the phase of the pilot signal; a digital converter that converts an input analog audio signal into a digitized audio signal, inputs the digitized audio signal and the carrier wave signal, and outputs a PSK modulated signal obtained by phase modulating the digitized audio signal on the carrier wave signal. a PSK modulator,
a stereo FM modulator that inputs the pilot signal and the PSK modulation signal, synthesizes a stereo main channel signal and a subcarrier channel signal for FM stereo broadcasting, and outputs an FM multiplexed broadcast wave signal; A multiplexing device for stereo broadcasting, comprising:
JP1989024351U 1989-03-02 1989-03-02 Multiplexer for stereo broadcasting Expired - Lifetime JPH0641405Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989024351U JPH0641405Y2 (en) 1989-03-02 1989-03-02 Multiplexer for stereo broadcasting

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989024351U JPH0641405Y2 (en) 1989-03-02 1989-03-02 Multiplexer for stereo broadcasting

Publications (2)

Publication Number Publication Date
JPH02116149U true JPH02116149U (en) 1990-09-18
JPH0641405Y2 JPH0641405Y2 (en) 1994-10-26

Family

ID=31244124

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989024351U Expired - Lifetime JPH0641405Y2 (en) 1989-03-02 1989-03-02 Multiplexer for stereo broadcasting

Country Status (1)

Country Link
JP (1) JPH0641405Y2 (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS536A (en) * 1976-06-24 1978-01-05 Sony Corp Different program signal transmission system

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS536A (en) * 1976-06-24 1978-01-05 Sony Corp Different program signal transmission system

Also Published As

Publication number Publication date
JPH0641405Y2 (en) 1994-10-26

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term