JPH0581085B2 - - Google Patents

Info

Publication number
JPH0581085B2
JPH0581085B2 JP63131854A JP13185488A JPH0581085B2 JP H0581085 B2 JPH0581085 B2 JP H0581085B2 JP 63131854 A JP63131854 A JP 63131854A JP 13185488 A JP13185488 A JP 13185488A JP H0581085 B2 JPH0581085 B2 JP H0581085B2
Authority
JP
Japan
Prior art keywords
frequency
output
frequency error
comparator
afc
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.)
Expired - Lifetime
Application number
JP63131854A
Other languages
English (en)
Japanese (ja)
Other versions
JPH01300707A (ja
Inventor
Noriaki Oomoto
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 JP63131854A priority Critical patent/JPH01300707A/ja
Priority to US07/356,237 priority patent/US4955074A/en
Priority to EP89305378A priority patent/EP0344991B1/en
Priority to AU35230/89A priority patent/AU596768B2/en
Priority to DE89305378T priority patent/DE68911384T2/de
Priority to CA000600917A priority patent/CA1322024C/en
Priority to KR1019890007225A priority patent/KR920008656B1/ko
Publication of JPH01300707A publication Critical patent/JPH01300707A/ja
Publication of JPH0581085B2 publication Critical patent/JPH0581085B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Television Receiver Circuits (AREA)
  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
JP63131854A 1988-05-30 1988-05-30 周波数誤差検出器 Granted JPH01300707A (ja)

Priority Applications (7)

Application Number Priority Date Filing Date Title
JP63131854A JPH01300707A (ja) 1988-05-30 1988-05-30 周波数誤差検出器
US07/356,237 US4955074A (en) 1988-05-30 1989-05-24 AFC apparatus with selection between average value mode and keyed mode
EP89305378A EP0344991B1 (en) 1988-05-30 1989-05-26 AFC apparatus
AU35230/89A AU596768B2 (en) 1988-05-30 1989-05-26 Afc apparatus
DE89305378T DE68911384T2 (de) 1988-05-30 1989-05-26 AFC-Gerät.
CA000600917A CA1322024C (en) 1988-05-30 1989-05-29 Afc apparatus
KR1019890007225A KR920008656B1 (ko) 1988-05-30 1989-05-30 Afc 장치

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP63131854A JPH01300707A (ja) 1988-05-30 1988-05-30 周波数誤差検出器

Publications (2)

Publication Number Publication Date
JPH01300707A JPH01300707A (ja) 1989-12-05
JPH0581085B2 true JPH0581085B2 (cs) 1993-11-11

Family

ID=15067675

Family Applications (1)

Application Number Title Priority Date Filing Date
JP63131854A Granted JPH01300707A (ja) 1988-05-30 1988-05-30 周波数誤差検出器

Country Status (1)

Country Link
JP (1) JPH01300707A (cs)

Also Published As

Publication number Publication date
JPH01300707A (ja) 1989-12-05

Similar Documents

Publication Publication Date Title
US4575761A (en) AFT arrangement for a double conversion tuner
EP0441593B1 (en) Automatic frequency control circuit
US5450621A (en) Radio receiver with digital control loop for coarse frequency acquisition and analog control loop for frequency lock-in
JPH07154287A (ja) 直接変換受信機
US4405947A (en) Dual search mode type tuning system
US4354277A (en) Signal acquisition system
JPS58500189A (ja) 改良された位相同期を具えた位相同期ル−プ装置
JPS627728B2 (cs)
US4507617A (en) Carrier recovery circuit for a PSK modulated signal
US4357632A (en) Search type tuning system with synchronization signal presence transition detector
US4461035A (en) Television synchronous receiver
EP0302290B1 (en) Automatic frequency control system
KR920008656B1 (ko) Afc 장치
US4246546A (en) Apparatus and method for locking a PLL onto a selected offset frequency sideband
JPH0581085B2 (cs)
US4796102A (en) Automatic frequency control system
JPH0582088B2 (cs)
JP2514940B2 (ja) 映像中間周波信号処理回路
JP2693775B2 (ja) 映像受信回路
JP3833259B2 (ja) Ｆｓｋ受信器における周波数制御信号の生成
JP2513329B2 (ja) 周波数変調波受信装置
EP1022847A2 (en) FM demodulator
US4437071A (en) Device for the recovery of a clock signal from a binary signal
JPH0614713B2 (ja) Ａｆｃ回路
JP2550701B2 (ja) Ｆｓｋ受信機

Legal Events

Date Code Title Description
FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20071111

Year of fee payment: 14

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20081111

Year of fee payment: 15

EXPY Cancellation because of completion of term
FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20081111

Year of fee payment: 15