KR890016748A - 쏘우(saw)공진자의 발진회로 - Google Patents
쏘우(saw)공진자의 발진회로 Download PDFInfo
- Publication number
- KR890016748A KR890016748A KR1019880004908A KR880004908A KR890016748A KR 890016748 A KR890016748 A KR 890016748A KR 1019880004908 A KR1019880004908 A KR 1019880004908A KR 880004908 A KR880004908 A KR 880004908A KR 890016748 A KR890016748 A KR 890016748A
- Authority
- KR
- South Korea
- Prior art keywords
- saw resonator
- oscillator circuit
- terminal
- oscillator
- circuit
- Prior art date
Links
- 238000010586 diagram Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
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
- H03B5/30—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator
- H03B5/32—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator
- H03B5/326—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator the resonator being an acoustic wave device, e.g. SAW or BAW device
-
- 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
- H03B5/20—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising resistance and either capacitance or inductance, e.g. phase-shift oscillator
- H03B5/24—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising resistance and either capacitance or inductance, e.g. phase-shift oscillator active element in amplifier being semiconductor device
-
- 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
- H03B5/30—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator
- H03B5/32—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator
- H03B5/36—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator active element in amplifier being semiconductor device
- H03B5/362—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator active element in amplifier being semiconductor device the amplifier being a single transistor
Landscapes
- Oscillators With Electromechanical Resonators (AREA)
Abstract
내용 없음
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제 1 도는 본 발명에 의한 쏘우공진자의 발진회로. 제 3 도는 본 발명에 의한 쏘우공진자의 참고도. 제 4 도는 알반적인 궤환발진회로의 일예도.
Claims (1)
- 3단자 쏘우공진자(1a)와 증폭기와의 관련구성으로 되는 발진회로에 있어서, 상기 쏘우공진자(1a)는 이의 접지단을 제외한 2단자를 공접시킨 2단자 쏘우공진자(1)로 되고 이는 트랜지스터(Q)의 입력측에 직결되어지며, 이에 바이어스저항(R1,R2) 및 리액터(L)와의 관련구성으로 됨을 특징으로 하는 쏘우공진자의 발진회로.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019880004908A KR910001049B1 (ko) | 1988-04-29 | 1988-04-29 | 쏘우(saw)공진자의 발진회로 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019880004908A KR910001049B1 (ko) | 1988-04-29 | 1988-04-29 | 쏘우(saw)공진자의 발진회로 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR890016748A true KR890016748A (ko) | 1989-11-30 |
| KR910001049B1 KR910001049B1 (ko) | 1991-02-21 |
Family
ID=19273980
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019880004908A KR910001049B1 (ko) | 1988-04-29 | 1988-04-29 | 쏘우(saw)공진자의 발진회로 |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR910001049B1 (ko) |
-
1988
- 1988-04-29 KR KR1019880004908A patent/KR910001049B1/ko not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| KR910001049B1 (ko) | 1991-02-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A201 | Request for examination | ||
| E902 | Notification of reason for refusal | ||
| G160 | Decision to publish patent application | ||
| E701 | Decision to grant or registration of patent right | ||
| GRNT | Written decision to grant | ||
| FPAY | Annual fee payment |
Payment date: 19971129 Year of fee payment: 8 |
|
| LAPS | Lapse due to unpaid annual fee |