NL291434A - - Google Patents
Info
- Publication number
- NL291434A NL291434A NL291434DA NL291434A NL 291434 A NL291434 A NL 291434A NL 291434D A NL291434D A NL 291434DA NL 291434 A NL291434 A NL 291434A
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
- H01Q19/28—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using a secondary device in the form of two or more substantially straight conductive elements
- H01Q19/30—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using a secondary device in the form of two or more substantially straight conductive elements the primary active element being centre-fed and substantially straight, e.g. Yagi antenna
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
- H01Q5/40—Imbricated or interleaved structures; Combined or electromagnetically coupled arrangements, e.g. comprising two or more non-connected fed radiating elements
- H01Q5/48—Combinations of two or more dipole type antennas
- H01Q5/49—Combinations of two or more dipole type antennas with parasitic elements used for purposes other than for dual-band or multi-band, e.g. imbricated Yagi antennas
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
- H01Q9/04—Resonant antennas
- H01Q9/16—Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole
- H01Q9/26—Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole with folded element or elements, the folded parts being spaced apart a small fraction of operating wavelength
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEF0039022 | 1963-02-14 | ||
DEF0039552 | 1963-04-23 |
Publications (1)
Publication Number | Publication Date |
---|---|
NL291434A true NL291434A (en) | 1900-01-01 |
Family
ID=25975641
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL291434D NL291434A (en) | 1963-02-14 | ||
NL6404466A NL6404466A (en) | 1963-02-14 | 1964-04-23 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL6404466A NL6404466A (en) | 1963-02-14 | 1964-04-23 |
Country Status (3)
Country | Link |
---|---|
BE (2) | BE646915A (en) |
GB (1) | GB1020727A (en) |
NL (2) | NL6404466A (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6473134B1 (en) | 1996-06-19 | 2002-10-29 | Matsushita Electric Industrial Co., Ltd. | Television receiver that detects electric field information from a received television signal and stabilizes a detected synchronizing signal according to the electric field information |
EP0884796A3 (en) * | 1997-06-11 | 1999-03-24 | Matsushita Electric Industrial Co., Ltd. | Antenna device consisting of bent or curved portions of linear conductor |
EP0987789A4 (en) | 1998-03-31 | 2004-09-22 | Matsushita Electric Ind Co Ltd | Antenna unit and digital television receiver |
-
0
- NL NL291434D patent/NL291434A/xx unknown
- BE BE631321D patent/BE631321A/xx unknown
-
1963
- 1963-07-09 GB GB27176/63A patent/GB1020727A/en not_active Expired
-
1964
- 1964-04-22 BE BE646915A patent/BE646915A/xx unknown
- 1964-04-23 NL NL6404466A patent/NL6404466A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
BE646915A (en) | 1964-08-17 |
BE631321A (en) | 1900-01-01 |
NL6404466A (en) | 1965-07-26 |
GB1020727A (en) | 1966-02-23 |