JPS5041452A - - Google Patents
Info
- Publication number
- JPS5041452A JPS5041452A JP49019866A JP1986674A JPS5041452A JP S5041452 A JPS5041452 A JP S5041452A JP 49019866 A JP49019866 A JP 49019866A JP 1986674 A JP1986674 A JP 1986674A JP S5041452 A JPS5041452 A JP S5041452A
- Authority
- JP
- Japan
- 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.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/52—Systems for transmission between fixed stations via waveguides
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P1/00—Auxiliary devices
- H01P1/20—Frequency-selective devices, e.g. filters
- H01P1/213—Frequency-selective devices, e.g. filters combining or separating two or more different frequencies
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P3/00—Waveguides; Transmission lines of the waveguide type
- H01P3/16—Dielectric waveguides, i.e. without a longitudinal conductor
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB793773A GB1467233A (en) | 1973-02-19 | 1973-02-19 | Dielectric waveguide filter assemblies |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5041452A true JPS5041452A (xx) | 1975-04-15 |
Family
ID=9842654
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP49019866A Pending JPS5041452A (xx) | 1973-02-19 | 1974-02-19 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3896402A (xx) |
| JP (1) | JPS5041452A (xx) |
| CA (1) | CA1029446A (xx) |
| DE (1) | DE2407668A1 (xx) |
| FR (1) | FR2218660B1 (xx) |
| GB (1) | GB1467233A (xx) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5212843A (en) * | 1975-07-21 | 1977-01-31 | Hitachi Ltd | Optial fiber-branching device |
| JPS5217837A (en) * | 1975-07-31 | 1977-02-10 | Sumitomo Electric Ind Ltd | Path for transmitting leakage light |
| JPS5274359A (en) * | 1975-12-18 | 1977-06-22 | Sumitomo Electric Ind Ltd | Device for branching optical fiber |
| JPS52105434U (xx) * | 1976-02-06 | 1977-08-11 | ||
| JPS59208509A (ja) * | 1983-05-13 | 1984-11-26 | Nippon Telegr & Teleph Corp <Ntt> | 単一モ−ド用光合波器 |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4091343A (en) * | 1975-06-30 | 1978-05-23 | Epsilon Lambda Electronics Corp. | Insular waveguide directional coupler |
| US4097826A (en) * | 1975-06-30 | 1978-06-27 | Epsilon Lambda Electronics Corp. | Insular waveguide ring resonator filter |
| US4004257A (en) * | 1975-07-09 | 1977-01-18 | Vitek Electronics, Inc. | Transmission line filter |
| US4146297A (en) * | 1978-01-16 | 1979-03-27 | Bell Telephone Laboratories, Incorporated | Tunable optical waveguide directional coupler filter |
| US4461535A (en) * | 1981-10-21 | 1984-07-24 | Bell Telephone Laboratories, Incorporated | Wavelength filters |
| US4560964A (en) * | 1985-02-28 | 1985-12-24 | Eaton Corporation | Compact step tuned filter |
| US4730888A (en) * | 1986-02-20 | 1988-03-15 | American Telephone And Telegraph Company, At&T Bell Laboratories | Optimized guided wave communication system |
| US4844573A (en) * | 1987-05-22 | 1989-07-04 | Aster Corporation | Electro-optical converter including ridgid support for optical fiber coupler, telephone set using the coupler and method of making same |
| JP3405198B2 (ja) | 1998-06-10 | 2003-05-12 | 株式会社村田製作所 | 非放射性誘電体線路共振器、非放射性誘電体線路フィルタおよびそれを用いたデュプレクサ、通信機装置 |
| CN107910627B (zh) * | 2017-10-27 | 2019-12-31 | 重庆邮电大学 | H面裂缝波导太赫兹定向耦合器 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2129712A (en) * | 1933-12-09 | 1938-09-13 | American Telephone & Telegraph | Transmission of energy effects by guided electric waves in a dielectric medium |
| NL175381B (nl) * | 1952-03-01 | Lind Gertrud Agnes Matilda | Strekbank voor het behandelen van pijn, vermoeidheid, en dergelijke in de rug van een patient. | |
| US3157726A (en) * | 1960-03-01 | 1964-11-17 | American Optical Corp | Optical energy transmitting devices and method of making same |
| US3558213A (en) * | 1969-04-25 | 1971-01-26 | Bell Telephone Labor Inc | Optical frequency filters using disc cavity |
| FR2152464B1 (xx) * | 1971-09-16 | 1974-05-31 | Thomson Csf |
-
1973
- 1973-02-19 GB GB793773A patent/GB1467233A/en not_active Expired
-
1974
- 1974-02-18 CA CA192,735A patent/CA1029446A/en not_active Expired
- 1974-02-18 DE DE19742407668 patent/DE2407668A1/de active Pending
- 1974-02-19 JP JP49019866A patent/JPS5041452A/ja active Pending
- 1974-02-19 FR FR7405559A patent/FR2218660B1/fr not_active Expired
- 1974-02-19 US US443429A patent/US3896402A/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5212843A (en) * | 1975-07-21 | 1977-01-31 | Hitachi Ltd | Optial fiber-branching device |
| JPS5217837A (en) * | 1975-07-31 | 1977-02-10 | Sumitomo Electric Ind Ltd | Path for transmitting leakage light |
| JPS5274359A (en) * | 1975-12-18 | 1977-06-22 | Sumitomo Electric Ind Ltd | Device for branching optical fiber |
| JPS52105434U (xx) * | 1976-02-06 | 1977-08-11 | ||
| JPS59208509A (ja) * | 1983-05-13 | 1984-11-26 | Nippon Telegr & Teleph Corp <Ntt> | 単一モ−ド用光合波器 |
Also Published As
| Publication number | Publication date |
|---|---|
| CA1029446A (en) | 1978-04-11 |
| GB1467233A (en) | 1977-03-16 |
| DE2407668A1 (de) | 1974-08-29 |
| FR2218660B1 (xx) | 1978-02-17 |
| US3896402A (en) | 1975-07-22 |
| FR2218660A1 (xx) | 1974-09-13 |