NL302518A - - Google Patents
Info
- Publication number
- NL302518A NL302518A NL302518DA NL302518A NL 302518 A NL302518 A NL 302518A NL 302518D A NL302518D A NL 302518DA NL 302518 A NL302518 A NL 302518A
- Authority
- NL
- Netherlands
Links
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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Amplitude Modulation (AREA)
- Transmitters (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US248434A US3219931A (en) | 1962-12-31 | 1962-12-31 | Transceiver modulator-demodulator employing common elements |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL302518A true NL302518A (forum.php) |
Family
ID=22939110
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL302518D NL302518A (forum.php) | 1962-12-31 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US3219931A (forum.php) |
| GB (1) | GB1060860A (forum.php) |
| NL (1) | NL302518A (forum.php) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3332016A (en) * | 1963-11-05 | 1967-07-18 | Viktor J Pokorny | Single sideband transceiver system |
| US3323078A (en) * | 1964-05-01 | 1967-05-30 | Ampex | Transistorized bounce compensated remote variable gain control |
| FR2138470B1 (forum.php) * | 1971-05-26 | 1975-07-04 | Charbonnages De France | |
| CA961933A (en) * | 1972-09-26 | 1975-01-28 | Microsystems International Limited | Bi-directional amplifying bus-switch |
| JPS5345534Y2 (forum.php) * | 1973-07-31 | 1978-10-31 | ||
| US3867699A (en) * | 1973-12-14 | 1975-02-18 | Rockwell International Corp | Transceiver switching circuit |
| JPS52127713U (forum.php) * | 1976-03-26 | 1977-09-28 | ||
| US4689801A (en) * | 1983-10-11 | 1987-08-25 | American Standard Inc. | Microprocessor FSK data communications module |
| GB2272605B (en) * | 1992-11-11 | 1996-11-27 | Nokia Mobile Phones Uk | Radio frequency circuit for a time division multiple access system |
| DE4238282A1 (de) * | 1992-11-13 | 1994-05-19 | Philips Patentverwaltung | Funkgerät |
| FI103442B1 (fi) * | 1993-09-24 | 1999-06-30 | Nokia Telecommunications Oy | Digitaalinen radiolinkkijärjestelmä ja radiolinkkilaite |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE709003C (de) * | 1936-05-27 | 1941-08-04 | Siemens & Halske Akt Ges | Anordnung zur Verstaerkung und Frequenzwandlung an den Leitungsenden von Traegerfrequenztelephoniesystemen |
| US2890418A (en) * | 1953-09-18 | 1959-06-09 | Rca Corp | Non-linear semi-conductor signal translating circuits |
| US2816238A (en) * | 1955-08-18 | 1957-12-10 | Gen Dynamics Corp | Electronic switches |
| US2810081A (en) * | 1955-09-27 | 1957-10-15 | Gen Dynamics Corp | Electronic switch for selectively blocking or permitting the simultaneous transmission of signals in two channels |
| US2780725A (en) * | 1955-11-21 | 1957-02-05 | Boeing Co | Modulator-demodulator limiter transistor circuits |
| BE630765A (forum.php) * | 1956-11-08 | |||
| US3044025A (en) * | 1959-07-13 | 1962-07-10 | Porter T Mccauley | Transistorized modulator-demodulator |
| NL254093A (forum.php) * | 1959-08-19 |
-
0
- NL NL302518D patent/NL302518A/xx unknown
-
1962
- 1962-12-31 US US248434A patent/US3219931A/en not_active Expired - Lifetime
-
1963
- 1963-12-31 GB GB51442/63A patent/GB1060860A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1060860A (en) | 1967-03-08 |
| US3219931A (en) | 1965-11-23 |