GB2217939B - Negative impedance oscillator circuit - Google Patents
Negative impedance oscillator circuitInfo
- Publication number
- GB2217939B GB2217939B GB8810235A GB8810235A GB2217939B GB 2217939 B GB2217939 B GB 2217939B GB 8810235 A GB8810235 A GB 8810235A GB 8810235 A GB8810235 A GB 8810235A GB 2217939 B GB2217939 B GB 2217939B
- Authority
- GB
- United Kingdom
- Prior art keywords
- oscillator circuit
- negative impedance
- impedance oscillator
- negative
- 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
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
- H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
- H03K3/26—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback
- H03K3/28—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback using means other than a transformer for feedback
- H03K3/281—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback using means other than a transformer for feedback using at least two transistors so coupled that the input of one is derived from the output of another, e.g. multivibrator
- H03K3/282—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback using means other than a transformer for feedback using at least two transistors so coupled that the input of one is derived from the output of another, e.g. multivibrator astable
- H03K3/2823—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback using means other than a transformer for feedback using at least two transistors so coupled that the input of one is derived from the output of another, e.g. multivibrator astable using two active transistor of the same conductivity type
-
- 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
- H03B7/00—Generation of oscillations using active element having a negative resistance between two of its electrodes
- H03B7/02—Generation of oscillations using active element having a negative resistance between two of its electrodes with frequency-determining element comprising lumped inductance and capacitance
- H03B7/06—Generation of oscillations using active element having a negative resistance between two of its electrodes with frequency-determining element comprising lumped inductance and capacitance active element being semiconductor device
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
- H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
- H03K3/023—Generators characterised by the type of circuit or by the means used for producing pulses by the use of differential amplifiers or comparators, with internal or external positive feedback
- H03K3/0231—Astable circuits
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8810235A GB2217939B (en) | 1988-04-29 | 1988-04-29 | Negative impedance oscillator circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8810235A GB2217939B (en) | 1988-04-29 | 1988-04-29 | Negative impedance oscillator circuit |
Publications (3)
Publication Number | Publication Date |
---|---|
GB8810235D0 GB8810235D0 (en) | 1988-06-02 |
GB2217939A GB2217939A (en) | 1989-11-01 |
GB2217939B true GB2217939B (en) | 1992-07-22 |
Family
ID=10636139
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB8810235A Expired - Fee Related GB2217939B (en) | 1988-04-29 | 1988-04-29 | Negative impedance oscillator circuit |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2217939B (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2290916A (en) * | 1994-06-24 | 1996-01-10 | Plessey Semiconductors Ltd | Tunable oscillator arrangement |
-
1988
- 1988-04-29 GB GB8810235A patent/GB2217939B/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
GB2217939A (en) | 1989-11-01 |
GB8810235D0 (en) | 1988-06-02 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP0342626A3 (en) | Voltage controlled oscillator circuit | |
GB2238679B (en) | Oscillation circuit | |
KR960008950B1 (en) | Pll circuit | |
EP0320969A3 (en) | Oscillation circuit | |
GB2202704B (en) | Oscillation circuit | |
AU4867290A (en) | Oscillator circuit | |
AU626399B2 (en) | Oscillator circuit | |
EP0318320A3 (en) | Electronic oscillator | |
ZA893349B (en) | Low-power circuit | |
GB2214645B (en) | Range-selecting circuit | |
GB2214334B (en) | Integrated circuit | |
GB2217939B (en) | Negative impedance oscillator circuit | |
HK62596A (en) | Crystal oscillator circuit | |
GB8811705D0 (en) | Oscillator circuit | |
EP0302217A3 (en) | Oscillator circuit | |
EP0360537A3 (en) | Frequency demodulation circuit | |
GB8604346D0 (en) | Impedance matching circuit | |
GB8902366D0 (en) | Local oscillator circuits | |
GB8812946D0 (en) | Improved circuit board | |
GB8803891D0 (en) | Improved circuit board | |
EP0360157A3 (en) | Oscillation circuit | |
GB8814657D0 (en) | Integrated circuit | |
GB8823770D0 (en) | Improved circuit board | |
GB2205702B (en) | An oscillator circuit | |
GB8824967D0 (en) | Oscillator circuit |
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) | ||
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20050429 |