DK433278A - Duplekst mikroboelgeradiosystem - Google Patents
Duplekst mikroboelgeradiosystemInfo
- Publication number
- DK433278A DK433278A DK433278A DK433278A DK433278A DK 433278 A DK433278 A DK 433278A DK 433278 A DK433278 A DK 433278A DK 433278 A DK433278 A DK 433278A DK 433278 A DK433278 A DK 433278A
- Authority
- DK
- Denmark
- Prior art keywords
- microball
- duplex
- radio system
- radio
- microball radio
- Prior art date
Links
- 239000011806 microball Substances 0.000 title 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03C—MODULATION
- H03C3/00—Angle modulation
- H03C3/02—Details
- H03C3/09—Modifications of modulator for regulating the mean frequency
- H03C3/0908—Modifications of modulator for regulating the mean frequency using a phase locked loop
- H03C3/0966—Modifications of modulator for regulating the mean frequency using a phase locked loop modulating the reference clock
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L25/00—Recording or indicating positions or identities of vehicles or trains or setting of track apparatus
- B61L25/02—Indicating or recording positions or identities of vehicles or trains
- B61L25/04—Indicating or recording train identities
- B61L25/045—Indicating or recording train identities using reradiating tags
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N31/00—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods
- G01N31/22—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods using chemical indicators
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03C—MODULATION
- H03C3/00—Angle modulation
- H03C3/02—Details
- H03C3/09—Modifications of modulator for regulating the mean frequency
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- General Physics & Mathematics (AREA)
- Pathology (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Biophysics (AREA)
- Immunology (AREA)
- Molecular Biology (AREA)
- Mechanical Engineering (AREA)
- Transceivers (AREA)
- Radio Relay Systems (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Mobile Radio Communication Systems (AREA)
- Breeding Of Plants And Reproduction By Means Of Culturing (AREA)
- Saccharide Compounds (AREA)
- Chemical Or Physical Treatment Of Fibers (AREA)
- Transmitters (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2744110A DE2744110C3 (de) | 1977-09-30 | 1977-09-30 | Verfahren zur Stabilisierung des Mikrowellenoszillators im Sendezweig einer Sende-Empfangseinrichtung |
DE2744127A DE2744127B2 (de) | 1977-09-30 | 1977-09-30 | Duplexes Mikrowellenfunksystem |
Publications (1)
Publication Number | Publication Date |
---|---|
DK433278A true DK433278A (da) | 1979-03-31 |
Family
ID=25772825
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK433278A DK433278A (da) | 1977-09-30 | 1978-09-29 | Duplekst mikroboelgeradiosystem |
Country Status (21)
Country | Link |
---|---|
US (1) | US4232318A (xx) |
JP (1) | JPS5923659B2 (xx) |
AR (1) | AR215755A1 (xx) |
AT (1) | AT376340B (xx) |
AU (1) | AU516244B2 (xx) |
BE (1) | BE870903A (xx) |
BR (1) | BR7806480A (xx) |
CA (1) | CA1113155A (xx) |
CH (1) | CH632884A5 (xx) |
DE (2) | DE2744127B2 (xx) |
DK (1) | DK433278A (xx) |
ES (1) | ES473828A1 (xx) |
FI (1) | FI67281C (xx) |
FR (1) | FR2404966A1 (xx) |
GB (1) | GB2008898B (xx) |
IT (1) | IT1099644B (xx) |
LU (1) | LU79905A1 (xx) |
MX (1) | MX146603A (xx) |
NL (1) | NL7809901A (xx) |
NO (1) | NO146342C (xx) |
SE (1) | SE440302B (xx) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3015484A1 (de) * | 1980-04-22 | 1981-10-29 | Siemens AG, 1000 Berlin und 8000 München | Verfahren zur frequenzstabilisierung eines hochfrequenten freischwingenden oszillators |
IT1129171B (it) * | 1980-09-11 | 1986-06-04 | Cselt Centro Studi Lab Telecom | Procedimento e dispositivo per la sincronizzazione del terminale ricevente di un sistema di comunicazione a ping pong |
JPS58210729A (ja) * | 1982-05-19 | 1983-12-08 | マクソン・エレクトロニクス・カンパニ−・リミテツド | 二重通信の方法および装置 |
US4599719A (en) * | 1984-06-18 | 1986-07-08 | At&T Information Systems Inc. | Full duplex data set with half-duplex emulation |
DE3835678A1 (de) * | 1988-10-20 | 1990-04-26 | Asea Brown Boveri | Rohrwaffensystem |
US5136225A (en) * | 1989-04-14 | 1992-08-04 | Gec Alsthom Sa | Device for guiding vehicles on a virtual track |
US5321848A (en) * | 1992-09-28 | 1994-06-14 | H.M. Electronics, Inc. | Drive-up station full duplex communication system and method of using same |
JPH11150422A (ja) * | 1997-11-18 | 1999-06-02 | Aiwa Co Ltd | 信号発生回路、並びにそれを使用した送信機、受信機および送受信機 |
US6043774A (en) * | 1998-03-25 | 2000-03-28 | Honeywell Inc. | Near-range proximity sensor having a fast-tracking analog |
US6741449B1 (en) * | 1999-08-18 | 2004-05-25 | Bridgewave Communications, Inc. | Direct digitally tunable microwave oscillators and filters |
US7006846B2 (en) * | 2001-03-08 | 2006-02-28 | Northrop Grumman Corporation | Credit card communication system |
US8731007B2 (en) * | 2005-12-30 | 2014-05-20 | Remec Broadband Wireless, Llc | Digital microwave radio link with a variety of ports |
US8711888B2 (en) * | 2005-12-30 | 2014-04-29 | Remec Broadband Wireless Llc | Digital microwave radio link with adaptive data rate |
TWM578052U (zh) * | 2018-11-14 | 2019-05-11 | 國家中山科學研究院 | Frequency shift button modulation and demodulation structure of communication transceiver |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1121655A (fr) * | 1955-02-11 | 1956-08-23 | Thomson Houston Comp Francaise | Relais hertzien sans oscillateur local |
CH394316A (de) * | 1962-07-13 | 1965-06-30 | Patelhold Patentverwertung | Sende- und Empfangsanordnung für drahtlose Nachrichtenübertragung |
US3935533A (en) * | 1973-03-02 | 1976-01-27 | United Technologies Corporation | Single oscillator microwave transceiver |
CA1062337A (en) * | 1974-08-29 | 1979-09-11 | United Aircraft Corporation | Single oscillator microwave transceiver |
US3916412A (en) * | 1974-08-29 | 1975-10-28 | United Technologies Corp | Frequency stabilized single oscillator transceivers |
US4038653A (en) * | 1976-03-16 | 1977-07-26 | International Standard Electric Corporation | Train position indicator |
US4115708A (en) * | 1976-07-23 | 1978-09-19 | Rca Corporation | Fast-switching pulse modulator |
GB1572401A (en) * | 1976-08-24 | 1980-07-30 | Rca Ltd | Traffic switching eg in communications satellites |
DE2644206C2 (de) * | 1976-09-30 | 1982-04-29 | Siemens AG, 1000 Berlin und 8000 München | Funksystem |
-
1977
- 1977-09-30 DE DE2744127A patent/DE2744127B2/de not_active Ceased
- 1977-09-30 DE DE2744110A patent/DE2744110C3/de not_active Expired
-
1978
- 1978-06-30 LU LU79905A patent/LU79905A1/xx unknown
- 1978-09-19 CH CH976078A patent/CH632884A5/de not_active IP Right Cessation
- 1978-09-20 CA CA311,701A patent/CA1113155A/en not_active Expired
- 1978-09-21 AU AU40053/78A patent/AU516244B2/en not_active Expired
- 1978-09-26 NO NO783260A patent/NO146342C/no unknown
- 1978-09-26 FR FR7827513A patent/FR2404966A1/fr active Granted
- 1978-09-27 AT AT0698678A patent/AT376340B/de not_active IP Right Cessation
- 1978-09-28 FI FI782959A patent/FI67281C/fi not_active IP Right Cessation
- 1978-09-28 GB GB7838442A patent/GB2008898B/en not_active Expired
- 1978-09-29 MX MX175066A patent/MX146603A/es unknown
- 1978-09-29 BR BR7806480A patent/BR7806480A/pt unknown
- 1978-09-29 JP JP53120312A patent/JPS5923659B2/ja not_active Expired
- 1978-09-29 DK DK433278A patent/DK433278A/da not_active Application Discontinuation
- 1978-09-29 ES ES473828A patent/ES473828A1/es not_active Expired
- 1978-09-29 SE SE7810238A patent/SE440302B/sv unknown
- 1978-09-29 AR AR273909A patent/AR215755A1/es active
- 1978-09-29 BE BE190821A patent/BE870903A/xx not_active IP Right Cessation
- 1978-09-29 NL NL7809901A patent/NL7809901A/xx active Search and Examination
- 1978-09-29 IT IT28248/78A patent/IT1099644B/it active
- 1978-09-29 US US05/947,052 patent/US4232318A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
BR7806480A (pt) | 1979-05-08 |
DE2744110C3 (de) | 1980-04-10 |
DE2744110B2 (de) | 1979-08-09 |
ES473828A1 (es) | 1979-05-01 |
FI67281C (fi) | 1985-02-11 |
GB2008898B (en) | 1982-02-24 |
GB2008898A (en) | 1979-06-06 |
NO146342C (no) | 1982-09-08 |
CA1113155A (en) | 1981-11-24 |
DE2744127A1 (de) | 1979-04-05 |
NO146342B (no) | 1982-06-01 |
BE870903A (fr) | 1979-01-15 |
FI782959A (fi) | 1979-03-31 |
NL7809901A (nl) | 1979-04-03 |
FI67281B (fi) | 1984-10-31 |
CH632884A5 (de) | 1982-10-29 |
US4232318A (en) | 1980-11-04 |
AT376340B (de) | 1984-11-12 |
JPS5459016A (en) | 1979-05-12 |
MX146603A (es) | 1982-07-14 |
JPS5923659B2 (ja) | 1984-06-04 |
SE7810238L (sv) | 1979-03-31 |
IT1099644B (it) | 1985-09-18 |
SE440302B (sv) | 1985-07-22 |
AR215755A1 (es) | 1979-10-31 |
FR2404966B1 (xx) | 1982-10-01 |
IT7828248A0 (it) | 1978-09-29 |
AU4005378A (en) | 1980-03-27 |
FR2404966A1 (fr) | 1979-04-27 |
AU516244B2 (en) | 1981-05-21 |
DE2744110A1 (de) | 1979-04-05 |
NO783260L (no) | 1979-04-02 |
ATA698678A (de) | 1984-03-15 |
LU79905A1 (xx) | 1978-12-07 |
DE2744127B2 (de) | 1979-10-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ATS | Application withdrawn |