IN146303B - - Google Patents
Info
- Publication number
- IN146303B IN146303B IN354/CAL/77A IN354CA1977A IN146303B IN 146303 B IN146303 B IN 146303B IN 354CA1977 A IN354CA1977 A IN 354CA1977A IN 146303 B IN146303 B IN 146303B
- Authority
- IN
- India
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
- H04B1/54—Circuits using the same frequency for two directions of communication
- H04B1/56—Circuits using the same frequency for two directions of communication with provision for simultaneous communication in two directions
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Transceivers (AREA)
- Transmitters (AREA)
- Radio Relay Systems (AREA)
- Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
- Escalators And Moving Walkways (AREA)
- Silver Salt Photography Or Processing Solution Therefor (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
- Orthopedics, Nursing, And Contraception (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB10360/76A GB1577514A (en) | 1976-03-16 | 1976-03-16 | Transmitter/receivers |
| GB4206576 | 1976-10-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IN146303B true IN146303B (en:Method) | 1979-04-21 |
Family
ID=26247466
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IN354/CAL/77A IN146303B (en:Method) | 1976-03-16 | 1977-03-10 |
Country Status (26)
| Country | Link |
|---|---|
| US (1) | US4134068A (en:Method) |
| JP (2) | JPS52138812A (en:Method) |
| AR (1) | AR215885A1 (en:Method) |
| AT (1) | AT366848B (en:Method) |
| AU (1) | AU513362B2 (en:Method) |
| BR (1) | BR7701542A (en:Method) |
| CA (1) | CA1082313A (en:Method) |
| CH (1) | CH618819A5 (en:Method) |
| CS (1) | CS218564B2 (en:Method) |
| DE (1) | DE2711476A1 (en:Method) |
| DK (1) | DK152473C (en:Method) |
| ES (1) | ES456892A1 (en:Method) |
| FI (1) | FI67641C (en:Method) |
| FR (1) | FR2345013A1 (en:Method) |
| HK (1) | HK21082A (en:Method) |
| IE (1) | IE45268B1 (en:Method) |
| IL (1) | IL51656A (en:Method) |
| IN (1) | IN146303B (en:Method) |
| IT (1) | IT1076629B (en:Method) |
| MX (1) | MX143680A (en:Method) |
| NL (1) | NL7702873A (en:Method) |
| NO (1) | NO145257C (en:Method) |
| NZ (1) | NZ183602A (en:Method) |
| PT (1) | PT66303B (en:Method) |
| SE (1) | SE433552B (en:Method) |
| YU (1) | YU69477A (en:Method) |
Families Citing this family (38)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2744212C2 (de) * | 1977-09-30 | 1979-11-08 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Duplex-Sende-Empfangseinrichtung |
| GB1556087A (en) * | 1977-12-01 | 1979-11-21 | Standard Telephones Cables Ltd | Single channel duplex radio system |
| GB2015278B (en) * | 1978-02-25 | 1982-09-15 | Fujitsu Ltd | Straight-through-repeater |
| US4325140A (en) * | 1978-10-06 | 1982-04-13 | The United States Of America As Represented By The Scretary Of The Air Force | Full duplex communication system apparatus using frequency selective limiters |
| GB2035013B (en) * | 1978-11-14 | 1982-11-24 | Standard Telephones Cables Ltd | Splitter/combiner network |
| GB2052216B (en) * | 1979-06-08 | 1983-09-21 | Plessey Co Ltd | Duplex transceivers |
| GB2052196A (en) * | 1979-06-27 | 1981-01-21 | Plessey Co Ltd | Demodulators |
| GB2063020B (en) * | 1979-06-29 | 1983-08-10 | Plessey Co Ltd | Transceivers |
| GB2064271B (en) * | 1979-07-06 | 1983-09-28 | Plessey Co Ltd | Transceivers |
| GB2109197B (en) * | 1981-10-13 | 1985-12-04 | Standard Telephones Cables Ltd | Radio system |
| US4725842A (en) * | 1982-09-27 | 1988-02-16 | Teledyne Industries, Inc. | Isolation apparatus for a continuous-wave radar system |
| US4475243A (en) * | 1982-12-21 | 1984-10-02 | Motorola, Inc. | Isolation method and apparatus for a same frequency repeater |
| US4520474A (en) * | 1983-12-05 | 1985-05-28 | Motorola, Inc. | Duplex communication transceiver with modulation cancellation |
| EP0165265A4 (en) * | 1983-12-05 | 1985-12-30 | Motorola Inc | DUPLEX COMMUNICATION TRANSCEIVER WITH MODULATION CANCELLATION. |
| US4520475A (en) * | 1983-12-05 | 1985-05-28 | Motorola, Inc. | Duplex communication transceiver with modulation cancellation |
| US4818855A (en) * | 1985-01-11 | 1989-04-04 | Indala Corporation | Identification system |
| US5734966A (en) * | 1995-01-20 | 1998-03-31 | Diablo Research Corporation | Wireless communication system for adapting to frequency drift |
| KR100406866B1 (ko) * | 1996-07-31 | 2004-01-28 | 삼성탈레스 주식회사 | 전이중 통신장치 |
| US7546137B2 (en) * | 2005-02-28 | 2009-06-09 | Sirit Technologies Inc. | Power control loop and LO generation method |
| WO2007002273A2 (en) * | 2005-06-22 | 2007-01-04 | Knox Michael E | Antenna feed network for full duplex communication |
| US8111640B2 (en) | 2005-06-22 | 2012-02-07 | Knox Michael E | Antenna feed network for full duplex communication |
| US9780437B2 (en) | 2005-06-22 | 2017-10-03 | Michael E. Knox | Antenna feed network for full duplex communication |
| US8750173B2 (en) | 2006-12-29 | 2014-06-10 | Mode-1 Corporation | High isolation signal routing assembly for full duplex communication |
| WO2008082638A1 (en) * | 2006-12-29 | 2008-07-10 | Knox Michael E | High isolation signal routing assembly for full duplex communication |
| US9576046B2 (en) | 2011-11-16 | 2017-02-21 | Ptc Inc. | Methods for integrating semantic search, query, and analysis across heterogeneous data types and devices thereof |
| US9098312B2 (en) | 2011-11-16 | 2015-08-04 | Ptc Inc. | Methods for dynamically generating an application interface for a modeled entity and devices thereof |
| US8909641B2 (en) | 2011-11-16 | 2014-12-09 | Ptc Inc. | Method for analyzing time series activity streams and devices thereof |
| US9158532B2 (en) | 2013-03-15 | 2015-10-13 | Ptc Inc. | Methods for managing applications using semantic modeling and tagging and devices thereof |
| US10025942B2 (en) | 2014-03-21 | 2018-07-17 | Ptc Inc. | System and method of establishing permission for multi-tenancy storage using organization matrices |
| US9350812B2 (en) | 2014-03-21 | 2016-05-24 | Ptc Inc. | System and method of message routing using name-based identifier in a distributed computing environment |
| US9560170B2 (en) | 2014-03-21 | 2017-01-31 | Ptc Inc. | System and method of abstracting communication protocol using self-describing messages |
| US9350791B2 (en) | 2014-03-21 | 2016-05-24 | Ptc Inc. | System and method of injecting states into message routing in a distributed computing environment |
| US10313410B2 (en) | 2014-03-21 | 2019-06-04 | Ptc Inc. | Systems and methods using binary dynamic rest messages |
| WO2015143416A1 (en) | 2014-03-21 | 2015-09-24 | Ptc Inc. | Systems and methods for developing and using real-time data applications |
| US9467533B2 (en) | 2014-03-21 | 2016-10-11 | Ptc Inc. | System and method for developing real-time web-service objects |
| US9961058B2 (en) | 2014-03-21 | 2018-05-01 | Ptc Inc. | System and method of message routing via connection servers in a distributed computing environment |
| US9462085B2 (en) | 2014-03-21 | 2016-10-04 | Ptc Inc. | Chunk-based communication of binary dynamic rest messages |
| US9762637B2 (en) | 2014-03-21 | 2017-09-12 | Ptc Inc. | System and method of using binary dynamic rest messages |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2747083A (en) * | 1950-06-07 | 1956-05-22 | Radio Patents Company | Frequency-modulated high-frequency system |
| US2576157A (en) * | 1950-10-27 | 1951-11-27 | Tykulsky Alexander | Wave signaling system |
| US2863042A (en) * | 1956-08-09 | 1958-12-02 | Raytheon Mfg Co | Echo transmitter and receiver having means to produce stable intermediate frequency despite transmitter frequency drift |
| CH394316A (de) * | 1962-07-13 | 1965-06-30 | Patelhold Patentverwertung | Sende- und Empfangsanordnung für drahtlose Nachrichtenübertragung |
| GB1172977A (en) * | 1965-11-23 | 1969-12-03 | Plessey Co Ltd | Improvements in or relating to Demodulation Systems |
| GB1172975A (en) * | 1965-11-23 | 1969-12-03 | Plessey Co Ltd | Improvements in or relating to Demodulation Systems |
| US3825830A (en) * | 1972-12-06 | 1974-07-23 | Motorola Inc | Offset oscillator system for radio transmitter and receiver |
| US3916412A (en) * | 1974-08-29 | 1975-10-28 | United Technologies Corp | Frequency stabilized single oscillator transceivers |
| DE2460761A1 (de) * | 1974-12-21 | 1976-07-01 | Licentia Gmbh | Sendeempfaenger |
| FR2319252A1 (fr) * | 1975-07-21 | 1977-02-18 | Thomson Csf | Systeme de transmission duplex a synchronisation bilaterale |
| US4048566A (en) * | 1976-01-05 | 1977-09-13 | Motorola Inc. | Suppressed carrier automatic gain control circuitry |
-
1977
- 1977-03-10 IN IN354/CAL/77A patent/IN146303B/en unknown
- 1977-03-10 AU AU23129/77A patent/AU513362B2/en not_active Expired
- 1977-03-10 NO NO770861A patent/NO145257C/no unknown
- 1977-03-10 FI FI770777A patent/FI67641C/fi not_active IP Right Cessation
- 1977-03-14 IL IL51656A patent/IL51656A/xx unknown
- 1977-03-14 BR BR7701542A patent/BR7701542A/pt unknown
- 1977-03-15 PT PT66303A patent/PT66303B/pt unknown
- 1977-03-15 US US05/777,661 patent/US4134068A/en not_active Expired - Lifetime
- 1977-03-15 CS CS771713A patent/CS218564B2/cs unknown
- 1977-03-15 FR FR7707593A patent/FR2345013A1/fr active Granted
- 1977-03-15 IE IE562/77A patent/IE45268B1/en unknown
- 1977-03-15 MX MX168370A patent/MX143680A/es unknown
- 1977-03-15 NZ NZ183602A patent/NZ183602A/xx unknown
- 1977-03-15 IT IT21268/77A patent/IT1076629B/it active
- 1977-03-15 DK DK113377A patent/DK152473C/da not_active IP Right Cessation
- 1977-03-15 CA CA274,011A patent/CA1082313A/en not_active Expired
- 1977-03-15 SE SE7702904A patent/SE433552B/xx not_active IP Right Cessation
- 1977-03-16 NL NL7702873A patent/NL7702873A/xx not_active Application Discontinuation
- 1977-03-16 AT AT0179077A patent/AT366848B/de not_active IP Right Cessation
- 1977-03-16 AR AR266875A patent/AR215885A1/es active
- 1977-03-16 YU YU00694/77A patent/YU69477A/xx unknown
- 1977-03-16 ES ES456892A patent/ES456892A1/es not_active Expired
- 1977-03-16 CH CH324877A patent/CH618819A5/de not_active IP Right Cessation
- 1977-03-16 JP JP2914377A patent/JPS52138812A/ja active Pending
- 1977-03-16 DE DE19772711476 patent/DE2711476A1/de active Granted
-
1982
- 1982-05-20 HK HK210/82A patent/HK21082A/en unknown
-
1986
- 1986-08-07 JP JP1986121632U patent/JPS6258935U/ja active Pending