DE69326785D1 - Frequenzwobbelsteuerungsvorrichtung - Google Patents

Frequenzwobbelsteuerungsvorrichtung

Info

Publication number
DE69326785D1
DE69326785D1 DE69326785T DE69326785T DE69326785D1 DE 69326785 D1 DE69326785 D1 DE 69326785D1 DE 69326785 T DE69326785 T DE 69326785T DE 69326785 T DE69326785 T DE 69326785T DE 69326785 D1 DE69326785 D1 DE 69326785D1
Authority
DE
Germany
Prior art keywords
control device
frequency sweep
sweep control
frequency
sweep
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 - Fee Related
Application number
DE69326785T
Other languages
English (en)
Other versions
DE69326785T2 (de
Inventor
Shinichi Kono
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.)
NEC Corp
Original Assignee
NEC Corp
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
Priority claimed from JP4021939A external-priority patent/JP2727844B2/ja
Priority claimed from JP4040363A external-priority patent/JP3013581B2/ja
Priority claimed from JP4126675A external-priority patent/JPH05300009A/ja
Priority claimed from JP4126676A external-priority patent/JPH05299977A/ja
Priority claimed from JP15719792A external-priority patent/JPH066182A/ja
Application filed by NEC Corp filed Critical NEC Corp
Publication of DE69326785D1 publication Critical patent/DE69326785D1/de
Application granted granted Critical
Publication of DE69326785T2 publication Critical patent/DE69326785T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J1/00—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general
    • H03J1/0008—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general using a central processing unit, e.g. a microprocessor
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J7/00—Automatic frequency control; Automatic scanning over a band of frequencies
    • H03J7/18—Automatic scanning over a band of frequencies
    • H03J7/20—Automatic scanning over a band of frequencies where the scanning is accomplished by varying the electrical characteristics of a non-mechanically adjustable element
    • H03J7/24—Automatic scanning over a band of frequencies where the scanning is accomplished by varying the electrical characteristics of a non-mechanically adjustable element using varactors, i.e. voltage variable reactive diodes
    • H03J7/26—Automatic scanning over a band of frequencies where the scanning is accomplished by varying the electrical characteristics of a non-mechanically adjustable element using varactors, i.e. voltage variable reactive diodes in which an automatic frequency control circuit is brought into action after the scanning action has been stopped
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/04—Speed or phase control by synchronisation signals
DE69326785T 1992-01-10 1993-01-07 Frequenzwobbelsteuerungsvorrichtung Expired - Fee Related DE69326785T2 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP4021939A JP2727844B2 (ja) 1992-01-10 1992-01-10 スイープ範囲制御方式
JP4040363A JP3013581B2 (ja) 1992-01-30 1992-01-30 周波数スイープ範囲制御装置
JP4126675A JPH05300009A (ja) 1992-04-21 1992-04-21 時定数切替式周波数制御装置
JP4126676A JPH05299977A (ja) 1992-04-21 1992-04-21 スイープ周波数設定方式
JP15719792A JPH066182A (ja) 1992-06-17 1992-06-17 周波数スイープ範囲制御装置

Publications (2)

Publication Number Publication Date
DE69326785D1 true DE69326785D1 (de) 1999-11-25
DE69326785T2 DE69326785T2 (de) 2000-04-20

Family

ID=27520390

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69326785T Expired - Fee Related DE69326785T2 (de) 1992-01-10 1993-01-07 Frequenzwobbelsteuerungsvorrichtung

Country Status (6)

Country Link
US (1) US5335348A (de)
EP (1) EP0551106B1 (de)
AU (1) AU659381B2 (de)
CA (1) CA2086644C (de)
DE (1) DE69326785T2 (de)
NO (1) NO303099B1 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2748872B2 (ja) * 1994-12-28 1998-05-13 日本電気株式会社 復調器制御方式
JP2929965B2 (ja) * 1995-03-31 1999-08-03 日本電気株式会社 無線通信端局
JPH09214294A (ja) * 1996-02-08 1997-08-15 Fujitsu Ltd 自動周波数制御回路
JPH09233134A (ja) * 1996-02-27 1997-09-05 Mitsubishi Electric Corp 復調器
JPH1098354A (ja) * 1996-09-24 1998-04-14 Matsushita Electric Ind Co Ltd 自動周波数制御回路
JP2865086B2 (ja) 1996-11-28 1999-03-08 日本電気株式会社 移動通信端末
KR0181915B1 (ko) * 1996-12-30 1999-04-15 삼성전자주식회사 주파수 자동 조정방법
JP3080601B2 (ja) * 1997-06-06 2000-08-28 株式会社ケンウッド 搬送波再生回路
JP3070530B2 (ja) * 1997-06-09 2000-07-31 日本電気株式会社 自動周波数制御方法及び回路
JP3346363B2 (ja) * 2000-01-19 2002-11-18 日本電気株式会社 携帯電話装置、及びその基準周波数の安定供給方法
KR20060134916A (ko) * 2005-01-06 2006-12-28 가부시키가이샤 무라타 세이사쿠쇼 무선 수신기 및 무선 송신기
EP2741442A1 (de) * 2012-12-07 2014-06-11 Dialog Semiconductor B.V. Automatische Taktkalibrierung einer ferngesteuerten Einheit unter Verwendung von Phasenverschiebung
US10305676B2 (en) * 2013-07-24 2019-05-28 Silicon Laboratories Inc. Apparatus for receiver with digital signal arrival detector and associated methods
CN112422173B (zh) * 2020-11-19 2022-06-14 湖北凯乐量子通信光电科技有限公司 一种宽带卫星信号快速扫频方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2896169A (en) * 1955-10-24 1959-07-21 Gen Electric Automatic frequency control system with a two-speed frequency sweep
US4004233A (en) * 1974-03-22 1977-01-18 Matsushita Electric Industrial Co., Ltd. Search type tuning device
US4152650A (en) * 1977-04-22 1979-05-01 The Foxboro Company Continuously-synchronized tracking receiver for a priori defined swept carriers
US4636736A (en) * 1981-10-13 1987-01-13 Microdyne Corporation Variable phase signal demodulator
JP2595602B2 (ja) * 1988-01-11 1997-04-02 日本電気株式会社 衛星通信地球局送受信方式
US5107522A (en) * 1990-02-05 1992-04-21 Sharp Kabushiki Kaisha Automatic frequency control circuit
JP2702303B2 (ja) * 1991-03-20 1998-01-21 日本電気株式会社 データ通信方式
JPH1180130A (ja) * 1997-09-08 1999-03-26 Chemprokasei Kaisha Ltd 新規アミノメチレンピリミジン誘導体、それを用いた紫外線吸収剤およびその製造法

Also Published As

Publication number Publication date
AU3107393A (en) 1993-07-15
AU659381B2 (en) 1995-05-11
NO303099B1 (no) 1998-05-25
DE69326785T2 (de) 2000-04-20
CA2086644C (en) 1999-03-23
EP0551106A2 (de) 1993-07-14
NO930033D0 (no) 1993-01-07
EP0551106A3 (en) 1993-10-20
EP0551106B1 (de) 1999-10-20
US5335348A (en) 1994-08-02
CA2086644A1 (en) 1993-07-11
NO930033L (no) 1993-07-12

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee