IT974364B - Perfezionamento nei dispositivi emettitori ricevitori a debole portata - Google Patents
Perfezionamento nei dispositivi emettitori ricevitori a debole portataInfo
- Publication number
- IT974364B IT974364B IT55088/72A IT5508872A IT974364B IT 974364 B IT974364 B IT 974364B IT 55088/72 A IT55088/72 A IT 55088/72A IT 5508872 A IT5508872 A IT 5508872A IT 974364 B IT974364 B IT 974364B
- Authority
- IT
- Italy
- Prior art keywords
- receivers
- improvement
- weak range
- emitters
- devices
- Prior art date
Links
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
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
- H04B1/54—Circuits using the same frequency for two directions of communication
- H04B1/56—Circuits using the same frequency for two directions of communication with provision for simultaneous communication in two directions
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar Systems Or Details Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7147009A FR2165740B1 (it) | 1971-12-28 | 1971-12-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT974364B true IT974364B (it) | 1974-06-20 |
Family
ID=9088226
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT55088/72A IT974364B (it) | 1971-12-28 | 1972-12-28 | Perfezionamento nei dispositivi emettitori ricevitori a debole portata |
Country Status (10)
| Country | Link |
|---|---|
| AR (1) | AR194771A1 (it) |
| AU (1) | AU471541B2 (it) |
| BR (1) | BR7209128D0 (it) |
| CH (1) | CH561987A5 (it) |
| DE (1) | DE2263869A1 (it) |
| FR (1) | FR2165740B1 (it) |
| GB (1) | GB1373736A (it) |
| IT (1) | IT974364B (it) |
| NL (1) | NL7217654A (it) |
| SE (1) | SE381788B (it) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2315202A1 (fr) * | 1975-06-20 | 1977-01-14 | Thomson Csf | Poste emetteur-recepteur pour liaison en ondes millimetriques utilisant le phenomene de superreaction |
| FR2445665A1 (fr) * | 1978-12-29 | 1980-07-25 | Pottier Bernard | Dispositif de telecommunications hyperfrequence |
| US5146613A (en) * | 1990-11-16 | 1992-09-08 | Delco Electronics Corporation | Low power uhf data transceiver |
| US8103228B2 (en) * | 2007-07-12 | 2012-01-24 | Qualcomm Incorporated | Method for determining line-of-sight (LOS) distance between remote communications devices |
-
1971
- 1971-12-28 FR FR7147009A patent/FR2165740B1/fr not_active Expired
-
1972
- 1972-12-12 GB GB5735572A patent/GB1373736A/en not_active Expired
- 1972-12-21 AR AR245774A patent/AR194771A1/es active
- 1972-12-22 AU AU50461/72A patent/AU471541B2/en not_active Expired
- 1972-12-22 CH CH1881372A patent/CH561987A5/xx not_active IP Right Cessation
- 1972-12-26 BR BR9128/72A patent/BR7209128D0/pt unknown
- 1972-12-27 NL NL7217654A patent/NL7217654A/xx unknown
- 1972-12-27 SE SE7217012A patent/SE381788B/xx unknown
- 1972-12-28 IT IT55088/72A patent/IT974364B/it active
- 1972-12-28 DE DE2263869A patent/DE2263869A1/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| FR2165740B1 (it) | 1976-12-03 |
| FR2165740A1 (it) | 1973-08-10 |
| NL7217654A (it) | 1973-07-02 |
| AU471541B2 (en) | 1974-06-27 |
| DE2263869A1 (de) | 1973-07-05 |
| GB1373736A (en) | 1974-11-13 |
| CH561987A5 (it) | 1975-05-15 |
| SE381788B (sv) | 1975-12-15 |
| AR194771A1 (es) | 1973-08-14 |
| BR7209128D0 (pt) | 1973-09-25 |
| AU5046172A (en) | 1974-06-27 |
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