FR2101239A1 - - Google Patents
Info
- Publication number
- FR2101239A1 FR2101239A1 FR7128395A FR7128395A FR2101239A1 FR 2101239 A1 FR2101239 A1 FR 2101239A1 FR 7128395 A FR7128395 A FR 7128395A FR 7128395 A FR7128395 A FR 7128395A FR 2101239 A1 FR2101239 A1 FR 2101239A1
- Authority
- FR
- France
- Prior art keywords
- reduce
- quartz substrate
- thermal coefficient
- disc
- effective
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P7/00—Resonators of the waveguide type
- H01P7/08—Strip line resonators
- H01P7/084—Triplate line resonators
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
- G01S7/03—Details of HF subsystems specially adapted therefor, e.g. common to transmitter and receiver
- G01S7/032—Constructional details for solid-state radar subsystems
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
- G01S13/06—Systems determining position data of a target
- G01S13/46—Indirect determination of position data
- G01S2013/466—Indirect determination of position data by Trilateration, i.e. two antennas or two sensors determine separately the distance to a target, whereby with the knowledge of the baseline length, i.e. the distance between the antennas or sensors, the position data of the target is determined
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
- Radar Systems Or Details Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US6122570A | 1970-08-05 | 1970-08-05 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2101239A1 true FR2101239A1 (de) | 1972-03-31 |
FR2101239B1 FR2101239B1 (de) | 1976-12-03 |
Family
ID=22034442
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7128395A Expired FR2101239B1 (de) | 1970-08-05 | 1971-08-03 |
Country Status (5)
Country | Link |
---|---|
US (1) | US3633104A (de) |
JP (1) | JPS5316660B1 (de) |
DE (1) | DE2135566B2 (de) |
FR (1) | FR2101239B1 (de) |
GB (1) | GB1321493A (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2022171941A1 (fr) | 2021-02-10 | 2022-08-18 | Psa Automobiles Sa | Élément de carrosserie comportant une surface de dissipation de courant électrique. |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5038500B1 (de) * | 1970-11-26 | 1975-12-10 | ||
US4661790A (en) * | 1983-12-19 | 1987-04-28 | Motorola, Inc. | Radio frequency filter having a temperature compensated ceramic resonator |
JPS6152064U (de) * | 1984-09-11 | 1986-04-08 | ||
US4667172A (en) * | 1986-04-07 | 1987-05-19 | Motorola, Inc. | Ceramic transmitter combiner with variable electrical length tuning stub and coupling loop interface |
US4646038A (en) * | 1986-04-07 | 1987-02-24 | Motorola, Inc. | Ceramic resonator filter with electromagnetic shielding |
JPH0728168B2 (ja) * | 1988-08-24 | 1995-03-29 | 株式会社村田製作所 | 誘電体共振器 |
JPH0341802A (ja) * | 1989-07-07 | 1991-02-22 | Ngk Spark Plug Co Ltd | 温度補償型マイクロ波ストリップラインフィルタ |
DE69122748T2 (de) * | 1990-12-26 | 1997-05-07 | Tdk Corp | Hochfrequenzvorrichtung |
WO1997045889A2 (en) * | 1996-05-31 | 1997-12-04 | Get Technology, Inc. | Improved transmission line |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE67921C (de) * | H. EHRHARDT in Düsseldorf | Verfahren zum Lochen und gleichzeitigen Formgeben von Eisen- und Stahlblöcken in erhitztem Zustande |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3034078A (en) * | 1959-06-29 | 1962-05-08 | Nat Company Inc | Temperature compensated microwave cavity |
GB1141410A (en) * | 1967-01-25 | 1969-01-29 | Marconi Co Ltd | Improvements in or relating to pulsed doppler radar systems |
US3544920A (en) * | 1967-04-27 | 1970-12-01 | Broadcasting Corp | Wide frequency band circulator |
US3504303A (en) * | 1967-05-04 | 1970-03-31 | Japan Broadcasting Corp | Reentrant cavity type circulator |
-
1970
- 1970-08-05 US US61225A patent/US3633104A/en not_active Expired - Lifetime
-
1971
- 1971-07-06 GB GB3155971A patent/GB1321493A/en not_active Expired
- 1971-07-16 DE DE19712135566 patent/DE2135566B2/de active Pending
- 1971-08-03 FR FR7128395A patent/FR2101239B1/fr not_active Expired
- 1971-08-05 JP JP5926071A patent/JPS5316660B1/ja active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE67921C (de) * | H. EHRHARDT in Düsseldorf | Verfahren zum Lochen und gleichzeitigen Formgeben von Eisen- und Stahlblöcken in erhitztem Zustande |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2022171941A1 (fr) | 2021-02-10 | 2022-08-18 | Psa Automobiles Sa | Élément de carrosserie comportant une surface de dissipation de courant électrique. |
Also Published As
Publication number | Publication date |
---|---|
GB1321493A (en) | 1973-06-27 |
DE2135566A1 (de) | 1972-02-10 |
DE2135566B2 (de) | 1972-11-23 |
JPS5316660B1 (de) | 1978-06-02 |
FR2101239B1 (de) | 1976-12-03 |
US3633104A (en) | 1972-01-04 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |