GB9809437D0 - Automatic radio frequency control device - Google Patents

Automatic radio frequency control device

Info

Publication number
GB9809437D0
GB9809437D0 GBGB9809437.8A GB9809437A GB9809437D0 GB 9809437 D0 GB9809437 D0 GB 9809437D0 GB 9809437 A GB9809437 A GB 9809437A GB 9809437 D0 GB9809437 D0 GB 9809437D0
Authority
GB
United Kingdom
Prior art keywords
control device
radio frequency
frequency control
automatic radio
automatic
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.)
Ceased
Application number
GBGB9809437.8A
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GBGB9809437.8A priority Critical patent/GB9809437D0/en
Publication of GB9809437D0 publication Critical patent/GB9809437D0/en
Priority to IL13939599A priority patent/IL139395A0/en
Priority to AU37214/99A priority patent/AU3721499A/en
Priority to CA002330638A priority patent/CA2330638A1/en
Priority to JP2000547696A priority patent/JP2002514029A/en
Priority to CN99807562A priority patent/CN1306695A/en
Priority to PCT/GB1999/001352 priority patent/WO1999057808A1/en
Priority to EP99919420A priority patent/EP1099305A1/en
Priority to KR1020007012178A priority patent/KR20010052294A/en
Ceased legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J3/00—Continuous tuning
    • H03J3/02—Details
    • H03J3/06—Arrangements for obtaining constant bandwidth or gain throughout tuning range or ranges
    • 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
    • H03J1/0058—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general using a central processing unit, e.g. a microprocessor provided with channel identification means
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers without distortion of the input signal
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/3052—Automatic control in amplifiers having semiconductor devices in bandpass amplifiers (H.F. or I.F.) or in frequency-changers used in a (super)heterodyne receiver
    • 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
    • H03J1/0091—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general using a central processing unit, e.g. a microprocessor provided with means for scanning over a band of frequencies
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J3/00—Continuous tuning
    • H03J3/28—Continuous tuning of more than one resonant circuit simultaneously, the tuning frequencies of the circuits having a substantially constant difference throughout the tuning range
GBGB9809437.8A 1998-05-01 1998-05-01 Automatic radio frequency control device Ceased GB9809437D0 (en)

Priority Applications (9)

Application Number Priority Date Filing Date Title
GBGB9809437.8A GB9809437D0 (en) 1998-05-01 1998-05-01 Automatic radio frequency control device
IL13939599A IL139395A0 (en) 1998-05-01 1999-04-30 Control device for a radio receiver
AU37214/99A AU3721499A (en) 1998-05-01 1999-04-30 Control device for a radio receiver
CA002330638A CA2330638A1 (en) 1998-05-01 1999-04-30 Control device for a radio receiver
JP2000547696A JP2002514029A (en) 1998-05-01 1999-04-30 Control device for wireless receiver
CN99807562A CN1306695A (en) 1998-05-01 1999-04-30 Control device for radio receiver
PCT/GB1999/001352 WO1999057808A1 (en) 1998-05-01 1999-04-30 Control device for a radio receiver
EP99919420A EP1099305A1 (en) 1998-05-01 1999-04-30 Control device for a radio receiver
KR1020007012178A KR20010052294A (en) 1998-05-01 1999-04-30 Control device for a radio receiver

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB9809437.8A GB9809437D0 (en) 1998-05-01 1998-05-01 Automatic radio frequency control device

Publications (1)

Publication Number Publication Date
GB9809437D0 true GB9809437D0 (en) 1998-07-01

Family

ID=10831379

Family Applications (1)

Application Number Title Priority Date Filing Date
GBGB9809437.8A Ceased GB9809437D0 (en) 1998-05-01 1998-05-01 Automatic radio frequency control device

Country Status (9)

Country Link
EP (1) EP1099305A1 (en)
JP (1) JP2002514029A (en)
KR (1) KR20010052294A (en)
CN (1) CN1306695A (en)
AU (1) AU3721499A (en)
CA (1) CA2330638A1 (en)
GB (1) GB9809437D0 (en)
IL (1) IL139395A0 (en)
WO (1) WO1999057808A1 (en)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5404161A (en) * 1993-07-27 1995-04-04 Information Resources, Inc. Tuned signal detector for use with a radio frequency receiver
US5689822A (en) * 1995-02-17 1997-11-18 Zucker; Leo Wireless coupled adapter for decoding information from a broadcast signal to which a radio is tuned

Also Published As

Publication number Publication date
IL139395A0 (en) 2001-11-25
AU3721499A (en) 1999-11-23
EP1099305A1 (en) 2001-05-16
CA2330638A1 (en) 1999-11-11
WO1999057808A9 (en) 2000-02-24
WO1999057808A1 (en) 1999-11-11
CN1306695A (en) 2001-08-01
JP2002514029A (en) 2002-05-14
KR20010052294A (en) 2001-06-25

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Legal Events

Date Code Title Description
AT Applications terminated before publication under section 16(1)