JPS58139548A - 鉄道信号受信機 - Google Patents
鉄道信号受信機Info
- Publication number
- JPS58139548A JPS58139548A JP57224092A JP22409282A JPS58139548A JP S58139548 A JPS58139548 A JP S58139548A JP 57224092 A JP57224092 A JP 57224092A JP 22409282 A JP22409282 A JP 22409282A JP S58139548 A JPS58139548 A JP S58139548A
- Authority
- JP
- Japan
- Prior art keywords
- signal
- frequency
- receiver
- carrier
- fourier transform
- 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.)
- Granted
Links
- 238000005070 sampling Methods 0.000 claims description 12
- 238000006243 chemical reaction Methods 0.000 claims description 10
- 238000003860 storage Methods 0.000 claims description 7
- 230000009466 transformation Effects 0.000 claims description 5
- 230000004044 response Effects 0.000 claims description 3
- 238000013500 data storage Methods 0.000 claims description 2
- 239000002131 composite material Substances 0.000 claims 1
- 238000004364 calculation method Methods 0.000 description 14
- 238000000034 method Methods 0.000 description 11
- 238000010586 diagram Methods 0.000 description 8
- 238000013461 design Methods 0.000 description 5
- 230000006870 function Effects 0.000 description 5
- 238000004458 analytical method Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 4
- 238000001228 spectrum Methods 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 125000002015 acyclic group Chemical group 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 208000023514 Barrett esophagus Diseases 0.000 description 1
- 101000860173 Myxococcus xanthus C-factor Proteins 0.000 description 1
- 101100436871 Neurospora crassa (strain ATCC 24698 / 74-OR23-1A / CBS 708.71 / DSM 1257 / FGSC 987) atp-3 gene Proteins 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 238000003491 array Methods 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 210000001217 buttock Anatomy 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- 238000010183 spectrum analysis Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/64—Electric machine technologies in electromobility
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Train Traffic Observation, Control, And Security (AREA)
- Radar Systems Or Details Thereof (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB8138634 | 1981-12-22 | ||
| GB8138634 | 1981-12-22 | ||
| GB8223767 | 1982-08-18 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58139548A true JPS58139548A (ja) | 1983-08-18 |
| JPH0531338B2 JPH0531338B2 (OSRAM) | 1993-05-12 |
Family
ID=10526782
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP57224092A Granted JPS58139548A (ja) | 1981-12-22 | 1982-12-22 | 鉄道信号受信機 |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JPS58139548A (OSRAM) |
| KR (1) | KR910001969B1 (OSRAM) |
| ZA (1) | ZA828993B (OSRAM) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5629473A (en) * | 1994-10-31 | 1997-05-13 | Nippondenso Co., Ltd. | Oxygen concentration detection device |
| JP2014079084A (ja) * | 2012-10-10 | 2014-05-01 | Nippon Signal Co Ltd:The | 車上装置、及び、これを用いた列車制御装置 |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102006024692B4 (de) * | 2006-05-19 | 2008-05-29 | Siemens Ag | Verfahren und Vorrichtung zur Detektion des Belegt- oder Freizustandes eines Gleisabschnittes |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5580951A (en) * | 1978-12-15 | 1980-06-18 | Nec Corp | Digital receiver |
-
1982
- 1982-12-07 ZA ZA828993A patent/ZA828993B/xx unknown
- 1982-12-21 KR KR8205724A patent/KR910001969B1/ko not_active Expired
- 1982-12-22 JP JP57224092A patent/JPS58139548A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5580951A (en) * | 1978-12-15 | 1980-06-18 | Nec Corp | Digital receiver |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5629473A (en) * | 1994-10-31 | 1997-05-13 | Nippondenso Co., Ltd. | Oxygen concentration detection device |
| JP2014079084A (ja) * | 2012-10-10 | 2014-05-01 | Nippon Signal Co Ltd:The | 車上装置、及び、これを用いた列車制御装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| KR840002705A (ko) | 1984-07-16 |
| KR910001969B1 (ko) | 1991-03-30 |
| JPH0531338B2 (OSRAM) | 1993-05-12 |
| ZA828993B (en) | 1983-09-28 |
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