NL62781C - - Google Patents
Info
- Publication number
- NL62781C NL62781C NL62781DA NL62781C NL 62781 C NL62781 C NL 62781C NL 62781D A NL62781D A NL 62781DA NL 62781 C NL62781 C NL 62781C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
- H04M11/06—Simultaneous speech and data transmission, e.g. telegraphic transmission over the same conductors
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/20—Automatic control
- H03G3/22—Automatic control in amplifiers having discharge tubes
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- 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
- H04B1/62—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 for providing a predistortion of the signal in the transmitter and corresponding correction in the receiver, e.g. for improving the signal/noise ratio
- H04B1/64—Volume compression or expansion arrangements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/02—Details
- H04B3/20—Reducing echo effects or singing; Opening or closing transmitting path; Conditioning for transmission in one direction or the other
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/02—Amplitude-modulated carrier systems, e.g. using on-off keying; Single sideband or vestigial sideband modulation
- H04L27/08—Amplitude regulation arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Radio Relay Systems (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US283369A US2207711A (en) | 1939-07-08 | 1939-07-08 | Convoy current timing arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL62781C true NL62781C (ko) |
Family
ID=23085714
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL62781D NL62781C (ko) | 1939-07-08 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US2207711A (ko) |
| FR (1) | FR866862A (ko) |
| NL (1) | NL62781C (ko) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3213200A (en) * | 1960-02-25 | 1965-10-19 | Joseph H Vogelman | Multiple-service communication system |
| US3200201A (en) * | 1961-12-29 | 1965-08-10 | Bell Telephone Labor Inc | Interpolation signaling |
| US3310631A (en) * | 1963-06-03 | 1967-03-21 | Itt | Communication system for the selective transmission of speech and data |
| US3303285A (en) * | 1963-05-29 | 1967-02-07 | Itt | Communication system for the selective transmission of speech and data |
| US3304372A (en) * | 1963-06-28 | 1967-02-14 | Ibm | Voice-data multiplexing system for transmitting data during pauses in the voice signals |
| US3311704A (en) * | 1963-06-28 | 1967-03-28 | Ibm | Voice-data multiplexing system for transmitting data during pauses in the voice signals |
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0
- NL NL62781D patent/NL62781C/xx active
-
1939
- 1939-07-08 US US283369A patent/US2207711A/en not_active Expired - Lifetime
-
1940
- 1940-08-24 FR FR866862D patent/FR866862A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR866862A (fr) | 1941-09-15 |
| US2207711A (en) | 1940-07-16 |