BR7506668A - Transmissor para transmissao sem-fio de dados - Google Patents
Transmissor para transmissao sem-fio de dadosInfo
- Publication number
- BR7506668A BR7506668A BR7506668*A BR7506668A BR7506668A BR 7506668 A BR7506668 A BR 7506668A BR 7506668 A BR7506668 A BR 7506668A BR 7506668 A BR7506668 A BR 7506668A
- Authority
- BR
- Brazil
- Prior art keywords
- transmitter
- data transmission
- wireless data
- wireless
- transmission
- Prior art date
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
- G01S13/76—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein pulse-type signals are transmitted
- G01S13/765—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein pulse-type signals are transmitted with exchange of information between interrogator and responder
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L3/00—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal
- B61L3/02—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal at selected places along the route, e.g. intermittent control simultaneous mechanical and electrical control
- B61L3/08—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal at selected places along the route, e.g. intermittent control simultaneous mechanical and electrical control controlling electrically
- B61L3/12—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal at selected places along the route, e.g. intermittent control simultaneous mechanical and electrical control controlling electrically using magnetic or electrostatic induction; using radio waves
- B61L3/121—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal at selected places along the route, e.g. intermittent control simultaneous mechanical and electrical control controlling electrically using magnetic or electrostatic induction; using radio waves using magnetic induction
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L3/00—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal
- B61L3/02—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal at selected places along the route, e.g. intermittent control simultaneous mechanical and electrical control
- B61L3/08—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal at selected places along the route, e.g. intermittent control simultaneous mechanical and electrical control controlling electrically
- B61L3/12—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal at selected places along the route, e.g. intermittent control simultaneous mechanical and electrical control controlling electrically using magnetic or electrostatic induction; using radio waves
- B61L3/125—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal at selected places along the route, e.g. intermittent control simultaneous mechanical and electrical control controlling electrically using magnetic or electrostatic induction; using radio waves using short-range radio transmission
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Detection And Prevention Of Errors In Transmission (AREA)
- Radar Systems Or Details Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE7413341A SE386417B (sv) | 1974-10-23 | 1974-10-23 | Givare i ett system for tradlos overforing av information |
Publications (1)
Publication Number | Publication Date |
---|---|
BR7506668A true BR7506668A (pt) | 1976-08-17 |
Family
ID=20322515
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR7506668*A BR7506668A (pt) | 1974-10-23 | 1975-10-13 | Transmissor para transmissao sem-fio de dados |
Country Status (8)
Country | Link |
---|---|
AR (1) | AR206359A1 (es) |
BE (1) | BE834465R (es) |
BR (1) | BR7506668A (es) |
CH (1) | CH596022A5 (es) |
DE (1) | DE2546454A1 (es) |
ES (1) | ES442018A1 (es) |
IT (1) | IT1045488B (es) |
SE (1) | SE386417B (es) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3002727A1 (de) * | 1980-01-25 | 1981-07-30 | Siemens AG, 1000 Berlin und 8000 München | System zur identifizierung von gegenstaenden und personen und zur informationsuebermittlung |
-
1974
- 1974-10-23 SE SE7413341A patent/SE386417B/xx unknown
-
1975
- 1975-01-01 AR AR260793A patent/AR206359A1/es active
- 1975-10-13 BR BR7506668*A patent/BR7506668A/pt unknown
- 1975-10-14 BE BE2054622A patent/BE834465R/xx active
- 1975-10-16 DE DE19752546454 patent/DE2546454A1/de not_active Withdrawn
- 1975-10-20 IT IT28433/75A patent/IT1045488B/it active
- 1975-10-20 CH CH1356475A patent/CH596022A5/xx not_active IP Right Cessation
- 1975-10-23 ES ES442018A patent/ES442018A1/es not_active Expired
Also Published As
Publication number | Publication date |
---|---|
AR206359A1 (es) | 1976-07-15 |
BE834465R (fr) | 1976-04-14 |
ES442018A1 (es) | 1977-03-16 |
CH596022A5 (es) | 1978-02-28 |
IT1045488B (it) | 1980-05-10 |
DE2546454A1 (de) | 1976-04-29 |
SE386417B (sv) | 1976-08-09 |
SE7413341L (sv) | 1976-04-26 |
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