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  1. Technology classes
  2. /H · Electricity
  3. /H03 · Electronic circuitry
  4. /H03F · Amplifiers
  5. /H03F 3/00 · Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
  6. /H03F 3/45 · Differential amplifiers
  7. /H03F 3/45071 · With semiconductor devices only
  8. /H03F 3/45479 · Characterised by the way of common mode signal rejection
  9. /H03F 3/4578 · In differential amplifiers with bifet transistors as the active amplifying circuit
  10. /H03F 3/45892 · By offset reduction
  11. /H03F 3/45914
H03F 3/45914

By using balancing means

Official title: {by using balancing means}

H03F3/45914 (By using balancing means) appears on 2 US grants and 2 published applications in this corpus.

Search patents in H03F

Where it sits

  1. HElectricity
  2. H03Electronic circuitry
  3. H03FAmplifiers
  4. H03F 3/00Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
  5. H03F 3/45Differential amplifiers
  6. H03F 3/45071With semiconductor devices only
  7. H03F 3/45479Characterised by the way of common mode signal rejection
  8. H03F 3/4578In differential amplifiers with bifet transistors as the active amplifying circuit
  9. H03F 3/45892By offset reduction
  10. H03F 3/45914By using balancing means
  11. 1subgroup, listed below
Granted patents
2
Published applications
2
Assignees
3
Inventors
2
Latest grant
16 Nov 2010

Filings by year

Granted patentsPublished applications
H03F 3/45914: granted patents and published applications per publication year
YearGranted patentsPublished applications
200511
200600
200700
200800
200901
201010

200520062007200820092010

By publication year.

Subgroups

Granted patents
  • H03F 3/45919Using switching means0

Recent patents

  • Differential input amplifier16 Nov 2010US 7,834,695 B2STMicroelectronics S.r.l.
  • Tail current generator circuit for bipolar/MOS differential pair to set precise transconductance22 Nov 2005US 6,967,525 B2Texas Instruments Incorporated
  • Differential input amplifier13 Aug 2009US 2009/0201087 A1STMicroelectronics S.r.l.
  • Tail current generator circuit for bipolar/MOS differential pair to set precise transconductance28 Apr 2005US 2005/0088203 A1Hobbico, Inc.

Most cited

By later US patents
  • Differential input amplifier3US 7,834,695 B2STMicroelectronics S.r.l. · 2010
  • Tail current generator circuit for bipolar/MOS differential pair to set precise transconductance2US 6,967,525 B2Texas Instruments Incorporated · 2005

Top assignees

Documents
  • SSSTMicroelectronics S.r.l.2
  • HHobbico, Inc.1
  • Texas Instruments Incorporated1

Often classified with

  • H03GControl of amplification2

Documents that also carry the other class.

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