GB2228154B - On-chip integrated oscillator circuits - Google Patents

On-chip integrated oscillator circuits

Info

Publication number
GB2228154B
GB2228154B GB8902870A GB8902870A GB2228154B GB 2228154 B GB2228154 B GB 2228154B GB 8902870 A GB8902870 A GB 8902870A GB 8902870 A GB8902870 A GB 8902870A GB 2228154 B GB2228154 B GB 2228154B
Authority
GB
United Kingdom
Prior art keywords
chip integrated
oscillator circuits
integrated oscillator
circuits
chip
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
GB8902870A
Other versions
GB2228154A (en
GB8902870D0 (en
Inventor
Christopher J Beale
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.)
Plessey Semiconductors Ltd
Plessey Co Ltd
Original Assignee
Plessey Semiconductors Ltd
Plessey 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 Plessey Semiconductors Ltd, Plessey Co Ltd filed Critical Plessey Semiconductors Ltd
Priority to GB8902870A priority Critical patent/GB2228154B/en
Publication of GB8902870D0 publication Critical patent/GB8902870D0/en
Publication of GB2228154A publication Critical patent/GB2228154A/en
Application granted granted Critical
Publication of GB2228154B publication Critical patent/GB2228154B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
    • H03B5/08—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance
    • H03B5/12—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device
    • H03B5/1231—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device the amplifier comprising one or more bipolar transistors
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
    • H03B5/08—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance
    • H03B5/12—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device
    • H03B5/1206—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device using multiple transistors for amplification
    • H03B5/1209—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device using multiple transistors for amplification the amplifier having two current paths operating in a differential manner and a current source or degeneration circuit in common to both paths, e.g. a long-tailed pair.
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
    • H03B5/08—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance
    • H03B5/12—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device
    • H03B5/1237—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device comprising means for varying the frequency of the generator
    • H03B5/124—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device comprising means for varying the frequency of the generator the means comprising a voltage dependent capacitance
    • H03B5/1243—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device comprising means for varying the frequency of the generator the means comprising a voltage dependent capacitance the means comprising voltage variable capacitance diodes
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B2200/00—Indexing scheme relating to details of oscillators covered by H03B
    • H03B2200/0014—Structural aspects of oscillators
    • H03B2200/0026—Structural aspects of oscillators relating to the pins of integrated circuits
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B2200/00—Indexing scheme relating to details of oscillators covered by H03B
    • H03B2200/006—Functional aspects of oscillators
    • H03B2200/0098—Functional aspects of oscillators having a balanced output signal
GB8902870A 1989-02-09 1989-02-09 On-chip integrated oscillator circuits Expired - Lifetime GB2228154B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8902870A GB2228154B (en) 1989-02-09 1989-02-09 On-chip integrated oscillator circuits

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8902870A GB2228154B (en) 1989-02-09 1989-02-09 On-chip integrated oscillator circuits

Publications (3)

Publication Number Publication Date
GB8902870D0 GB8902870D0 (en) 1989-03-30
GB2228154A GB2228154A (en) 1990-08-15
GB2228154B true GB2228154B (en) 1993-04-21

Family

ID=10651371

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8902870A Expired - Lifetime GB2228154B (en) 1989-02-09 1989-02-09 On-chip integrated oscillator circuits

Country Status (1)

Country Link
GB (1) GB2228154B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2730363A1 (en) * 1995-02-08 1996-08-09 Philips Electronics Nv HIGH FREQUENCY HIGH GAIN AMPLIFIER AND RESONANT CIRCUIT OSCILLATOR PROVIDED WITH SUCH AMPLIFIER
DE69823415T2 (en) 1997-03-07 2004-09-02 Deutsche Thomson-Brandt Gmbh Circuitry to avoid parasitic oscillator operating conditions in an oscillator circuit
EP0941574B1 (en) * 1997-09-30 2003-12-17 Koninklijke Philips Electronics N.V. Oscillator
DE69801307T2 (en) * 1998-03-31 2002-04-25 Lucent Technologies Inc Improvements in or regarding integrated circuits for voltage controlled oscillators

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2015289A (en) * 1978-01-20 1979-09-05 Anvar A multifunction electronic circuit arrangement having four basic circuits and applications of said circuit arrangement

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2015289A (en) * 1978-01-20 1979-09-05 Anvar A multifunction electronic circuit arrangement having four basic circuits and applications of said circuit arrangement

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
"Analog Integrated Circuit Design" by Alan B.Grebene (Van Nostrand Reinhold l972) see page 382 *
fig.11.14 *

Also Published As

Publication number Publication date
GB2228154A (en) 1990-08-15
GB8902870D0 (en) 1989-03-30

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PE20 Patent expired after termination of 20 years

Expiry date: 20090208