AU5412479A - Homodyne transmission system - Google Patents
Homodyne transmission systemInfo
- Publication number
- AU5412479A AU5412479A AU54124/79A AU5412479A AU5412479A AU 5412479 A AU5412479 A AU 5412479A AU 54124/79 A AU54124/79 A AU 54124/79A AU 5412479 A AU5412479 A AU 5412479A AU 5412479 A AU5412479 A AU 5412479A
- Authority
- AU
- Australia
- Prior art keywords
- transmission system
- homodyne
- homodyne transmission
- transmission
- 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.)
- Abandoned
Links
- 230000005540 biological transmission Effects 0.000 title 1
Classifications
-
- 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
- G01S13/74—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L25/00—Recording or indicating positions or identities of vehicles or trains or setting of track apparatus
- B61L25/02—Indicating or recording positions or identities of vehicles or trains
- B61L25/04—Indicating or recording train identities
- B61L25/045—Indicating or recording train identities using reradiating tags
Landscapes
- Engineering & Computer Science (AREA)
- Remote Sensing (AREA)
- Radar, Positioning & Navigation (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Radar Systems Or Details Thereof (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Dc Digital Transmission (AREA)
- Semiconductor Lasers (AREA)
- Optical Communication System (AREA)
- Silicon Polymers (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2855808A DE2855808B1 (en) | 1978-12-22 | 1978-12-22 | Homodyne transmission system with double sideband reflection factor modulator in the responder |
DE28558089 | 1978-12-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
AU5412479A true AU5412479A (en) | 1980-06-26 |
Family
ID=6058175
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU54124/79A Abandoned AU5412479A (en) | 1978-12-22 | 1979-12-21 | Homodyne transmission system |
Country Status (8)
Country | Link |
---|---|
EP (1) | EP0012917A1 (en) |
JP (1) | JPS5587066A (en) |
AU (1) | AU5412479A (en) |
DE (1) | DE2855808B1 (en) |
DK (1) | DK551779A (en) |
ES (1) | ES487211A1 (en) |
FI (1) | FI794045A (en) |
NO (1) | NO794107L (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4739328A (en) * | 1986-07-14 | 1988-04-19 | Amtech Corporation | System for identifying particular objects |
JP2561534B2 (en) * | 1989-04-03 | 1996-12-11 | 山武ハネウエル株式会社 | Phase-modulated received signal demodulator |
JP2655127B2 (en) * | 1995-03-11 | 1997-09-17 | 日本電気株式会社 | FMCW radar equipment |
AT501055B8 (en) * | 2005-04-07 | 2007-02-15 | Univ Graz Tech | METHOD OF DEMODULATING AND READING DEVICE FOR EVALUATING LOAD MODULATED SIGNALS |
GB0808010D0 (en) * | 2008-05-02 | 2008-06-11 | Univ Belfast | Retrodirective antenna systems |
GB0811635D0 (en) * | 2008-06-25 | 2008-07-30 | Univ Belfast | Object identification system and method |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1500289A (en) * | 1974-06-03 | 1978-02-08 | Rca Corp | Homodyne communication system |
US4075632A (en) * | 1974-08-27 | 1978-02-21 | The United States Of America As Represented By The United States Department Of Energy | Interrogation, and detection system |
-
1978
- 1978-12-22 DE DE2855808A patent/DE2855808B1/en not_active Withdrawn
-
1979
- 1979-12-10 EP EP79105073A patent/EP0012917A1/en not_active Withdrawn
- 1979-12-17 NO NO794107A patent/NO794107L/en unknown
- 1979-12-21 ES ES487211A patent/ES487211A1/en not_active Expired
- 1979-12-21 DK DK551779A patent/DK551779A/en unknown
- 1979-12-21 FI FI794045A patent/FI794045A/en not_active Application Discontinuation
- 1979-12-21 JP JP16580179A patent/JPS5587066A/en active Pending
- 1979-12-21 AU AU54124/79A patent/AU5412479A/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
FI794045A (en) | 1980-06-23 |
EP0012917A1 (en) | 1980-07-09 |
DE2855808B1 (en) | 1980-06-12 |
JPS5587066A (en) | 1980-07-01 |
DK551779A (en) | 1980-06-23 |
NO794107L (en) | 1980-06-24 |
ES487211A1 (en) | 1980-09-16 |
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