GB2259819B - Trap circuit - Google Patents

Trap circuit

Info

Publication number
GB2259819B
GB2259819B GB9219682A GB9219682A GB2259819B GB 2259819 B GB2259819 B GB 2259819B GB 9219682 A GB9219682 A GB 9219682A GB 9219682 A GB9219682 A GB 9219682A GB 2259819 B GB2259819 B GB 2259819B
Authority
GB
United Kingdom
Prior art keywords
trap circuit
trap
circuit
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
GB9219682A
Other versions
GB2259819A (en
GB9219682D0 (en
Inventor
Toru Ohashi
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.)
Pioneer Corp
Original Assignee
Pioneer Electronic 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
Application filed by Pioneer Electronic Corp filed Critical Pioneer Electronic Corp
Publication of GB9219682D0 publication Critical patent/GB9219682D0/en
Publication of GB2259819A publication Critical patent/GB2259819A/en
Application granted granted Critical
Publication of GB2259819B publication Critical patent/GB2259819B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
    • H03D7/12—Transference of modulation from one carrier to another, e.g. frequency-changing by means of semiconductor devices having more than two electrodes

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Noise Elimination (AREA)
  • Superheterodyne Receivers (AREA)
  • Filters And Equalizers (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
GB9219682A 1991-09-20 1992-09-17 Trap circuit Expired - Fee Related GB2259819B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP27021091A JPH0583149A (en) 1991-09-20 1991-09-20 Trap circuit

Publications (3)

Publication Number Publication Date
GB9219682D0 GB9219682D0 (en) 1992-10-28
GB2259819A GB2259819A (en) 1993-03-24
GB2259819B true GB2259819B (en) 1995-08-02

Family

ID=17483071

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9219682A Expired - Fee Related GB2259819B (en) 1991-09-20 1992-09-17 Trap circuit

Country Status (3)

Country Link
JP (1) JPH0583149A (en)
DE (1) DE4231159A1 (en)
GB (1) GB2259819B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6738612B1 (en) 2000-04-06 2004-05-18 International Business Machines Corporation Image trap filter

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2171871A (en) * 1985-02-28 1986-09-03 Rca Corp Television signal input filter
GB2171872A (en) * 1985-02-28 1986-09-03 Rca Corp Frequency selective network
GB2171869A (en) * 1985-02-28 1986-09-03 Rca Corp Tuner for r.f. receiver

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4361909A (en) * 1980-05-30 1982-11-30 Rca Corporation Pre-tuner tracking traps responsive to a tuning voltage

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2171871A (en) * 1985-02-28 1986-09-03 Rca Corp Television signal input filter
GB2171872A (en) * 1985-02-28 1986-09-03 Rca Corp Frequency selective network
GB2171869A (en) * 1985-02-28 1986-09-03 Rca Corp Tuner for r.f. receiver

Also Published As

Publication number Publication date
GB2259819A (en) 1993-03-24
JPH0583149A (en) 1993-04-02
GB9219682D0 (en) 1992-10-28
DE4231159A1 (en) 1993-04-01

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Legal Events

Date Code Title Description
746 Register noted 'licences of right' (sect. 46/1977)

Effective date: 19960904

PCNP Patent ceased through non-payment of renewal fee

Effective date: 19980917