JPS5946049U - wireless receiving device - Google Patents

wireless receiving device

Info

Publication number
JPS5946049U
JPS5946049U JP13945182U JP13945182U JPS5946049U JP S5946049 U JPS5946049 U JP S5946049U JP 13945182 U JP13945182 U JP 13945182U JP 13945182 U JP13945182 U JP 13945182U JP S5946049 U JPS5946049 U JP S5946049U
Authority
JP
Japan
Prior art keywords
section
high frequency
frequency
receiving device
wireless receiving
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
JP13945182U
Other languages
Japanese (ja)
Other versions
JPS643244Y2 (en
Inventor
邦治 竪月
安彦　利夫
昌行 松尾
Original Assignee
松下電工株式会社
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 松下電工株式会社 filed Critical 松下電工株式会社
Priority to JP13945182U priority Critical patent/JPS5946049U/en
Publication of JPS5946049U publication Critical patent/JPS5946049U/en
Application granted granted Critical
Publication of JPS643244Y2 publication Critical patent/JPS643244Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Oscillators With Electromechanical Resonators (AREA)
  • Superheterodyne Receivers (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

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

第１図は従来例のブロック回路図、第２図ａ〜ｄは同上
のタイムチャート、第３図は本考案の実施例のブロック
回路図、第４図ａ”ｄは同上のタイムチャートである。 １は高周波部、２は周波数変換部、４は復調部、５は低
周波部、７は局部発振部、Ｘは水晶発振子である。Fig. 1 is a block circuit diagram of the conventional example, Fig. 2 a to d are time charts of the same as above, Fig. 3 is a block circuit diagram of an embodiment of the present invention, and Fig. 4 a'' d is a time chart of the same as above. 1 is a high frequency section, 2 is a frequency conversion section, 4 is a demodulation section, 5 is a low frequency section, 7 is a local oscillation section, and X is a crystal oscillator.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 高周波信号を受信する高周波部、高周波部からの高周波
信号と水晶発振子を用いた局部発振部からの信号とを混
合して中間周波を出力する周波数変換部、周波数変換部
の出力を復調する復調部、復調部の出力を低周波増巾す
る低周波部とからなるワイヤレス受信装置において、局
部発振部の発振の立ち上りを速くすべく水晶発振子と直
列に誘導要素を接続したことを特徴とするワイヤレス受
信装置。A high frequency section that receives a high frequency signal, a frequency conversion section that mixes the high frequency signal from the high frequency section and a signal from a local oscillation section using a crystal oscillator and outputs an intermediate frequency, and a demodulation section that demodulates the output of the frequency conversion section. and a low-frequency section that amplifies the output of the demodulation section to low frequencies, characterized in that an inductive element is connected in series with the crystal oscillator in order to speed up the rise of oscillation of the local oscillation section. Wireless receiver.
JP13945182U 1982-09-14 1982-09-14 wireless receiving device Granted JPS5946049U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13945182U JPS5946049U (en) 1982-09-14 1982-09-14 wireless receiving device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13945182U JPS5946049U (en) 1982-09-14 1982-09-14 wireless receiving device

Publications (2)

Publication Number Publication Date
JPS5946049U true JPS5946049U (en) 1984-03-27
JPS643244Y2 JPS643244Y2 (en) 1989-01-27

Family

ID=30312553

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13945182U Granted JPS5946049U (en) 1982-09-14 1982-09-14 wireless receiving device

Country Status (1)

Country Link
JP (1) JPS5946049U (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51148320A (en) * 1975-06-16 1976-12-20 Hitachi Ltd Car radio
JPS5326469A (en) * 1976-08-20 1978-03-11 Sanyo Electric Co Ltd Electric cleaner
JPS5534594A (en) * 1978-09-04 1980-03-11 Mitsubishi Electric Corp Transistor oscillation circuit

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51148320A (en) * 1975-06-16 1976-12-20 Hitachi Ltd Car radio
JPS5326469A (en) * 1976-08-20 1978-03-11 Sanyo Electric Co Ltd Electric cleaner
JPS5534594A (en) * 1978-09-04 1980-03-11 Mitsubishi Electric Corp Transistor oscillation circuit

Also Published As

Publication number Publication date
JPS643244Y2 (en) 1989-01-27

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