BE359027A - - Google Patents
Info
- Publication number
- BE359027A BE359027A BE359027DA BE359027A BE 359027 A BE359027 A BE 359027A BE 359027D A BE359027D A BE 359027DA BE 359027 A BE359027 A BE 359027A
- Authority
- BE
- Belgium
- Prior art keywords
- circuit
- relay
- oscillator
- currents
- current
- Prior art date
Links
- 230000005540 biological transmission Effects 0.000 claims description 9
- 238000007792 addition Methods 0.000 claims description 3
- 230000011664 signaling Effects 0.000 description 11
- 239000004020 conductor Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 230000007423 decrease Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000010287 polarization Effects 0.000 description 2
- WYUYEJNGHIOFOC-VVTVMFAVSA-N 2-[(z)-1-(4-methylphenyl)-3-pyrrolidin-1-ylprop-1-enyl]pyridine;hydrochloride Chemical compound Cl.C1=CC(C)=CC=C1C(\C=1N=CC=CC=1)=C\CN1CCCC1 WYUYEJNGHIOFOC-VVTVMFAVSA-N 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000009826 distribution 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
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 230000001755 vocal effect Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- 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
- H04B1/44—Transmit/receive switching
- H04B1/46—Transmit/receive switching by voice-frequency signals; by pilot signals
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/02—Details
- H04B3/04—Control of transmission; Equalising
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Selective Calling Equipment (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US752243A US1696566A (en) | 1924-11-25 | 1924-11-25 | High-frequency duplex signaling system |
| US5148A US1696595A (en) | 1925-01-27 | 1925-01-27 | High-frequency duplex signaling system |
| US227821A US1696590A (en) | 1924-11-25 | 1927-10-21 | Signaling system |
| US262581A US1792335A (en) | 1928-03-17 | 1928-03-17 | Signal system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE359027A true BE359027A (en, 2012) |
Family
ID=27485452
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE359027D BE359027A (en, 2012) | 1924-11-25 |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE359027A (en, 2012) |
-
0
- BE BE359027D patent/BE359027A/fr unknown
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