NL165897C - Zend-ontvanger voor zeer hoge frequenties. - Google Patents

Zend-ontvanger voor zeer hoge frequenties.

Info

Publication number
NL165897C
NL165897C NL6817889.A NL6817889A NL165897C NL 165897 C NL165897 C NL 165897C NL 6817889 A NL6817889 A NL 6817889A NL 165897 C NL165897 C NL 165897C
Authority
NL
Netherlands
Prior art keywords
transceiver
high frequencies
frequencies
Prior art date
Application number
NL6817889.A
Other languages
English (en)
Dutch (nl)
Other versions
NL6817889A (de
NL165897B (nl
Original Assignee
Patelhold Patentverwertung
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Patelhold Patentverwertung filed Critical Patelhold Patentverwertung
Publication of NL6817889A publication Critical patent/NL6817889A/xx
Publication of NL165897B publication Critical patent/NL165897B/xx
Application granted granted Critical
Publication of NL165897C publication Critical patent/NL165897C/xx

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
    • H04B1/50—Circuits using different frequencies for the two directions of communication
    • H04B1/52—Hybrid arrangements, i.e. arrangements for transition from single-path two-direction transmission to single-direction transmission on each of two paths or vice versa
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/20—Frequency-selective devices, e.g. filters
    • H01P1/213—Frequency-selective devices, e.g. filters combining or separating two or more different frequencies
    • H01P1/2133—Frequency-selective devices, e.g. filters combining or separating two or more different frequencies using coaxial filters

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Transceivers (AREA)
  • Transmitters (AREA)
NL6817889.A 1968-10-15 1968-12-13 Zend-ontvanger voor zeer hoge frequenties. NL165897C (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1539368A CH477132A (de) 1968-10-15 1968-10-15 Sende-Empfangseinrichtung für sehr hohe Frequenzen

Publications (3)

Publication Number Publication Date
NL6817889A NL6817889A (de) 1970-04-17
NL165897B NL165897B (nl) 1980-12-15
NL165897C true NL165897C (nl) 1981-05-15

Family

ID=4408732

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6817889.A NL165897C (nl) 1968-10-15 1968-12-13 Zend-ontvanger voor zeer hoge frequenties.

Country Status (5)

Country Link
US (1) US3624508A (de)
AT (1) AT292790B (de)
CH (1) CH477132A (de)
NL (1) NL165897C (de)
SE (1) SE344396B (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3870960A (en) * 1973-10-12 1975-03-11 Rockwell International Corp Mixer carrier null adjustment
JPS5336284B2 (de) * 1974-09-06 1978-10-02
JPS5149609A (de) * 1974-10-28 1976-04-30 Hitachi Ltd
JPS5380906A (en) * 1976-12-27 1978-07-17 Oki Electric Ind Co Ltd Frequency converter
JPS62274934A (ja) * 1986-05-23 1987-11-28 Nec Corp 送受信装置
US5982179A (en) * 1997-06-04 1999-11-09 Varian, Inc. NMR circuit-switch
US6833704B1 (en) 2003-07-21 2004-12-21 Varian, Inc. Multinuclear wands
US7639102B2 (en) * 2008-02-20 2009-12-29 Infineon Technologies Ag Reconfigurable duplexing couplers

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2789210A (en) * 1952-12-30 1957-04-16 Sylvania Electric Prod Mixing circuit for microwave frequencies
US2796586A (en) * 1953-06-04 1957-06-18 Raytheon Mfg Co Impedance matched coupling device
US3234555A (en) * 1961-07-06 1966-02-08 Philco Corp Modular signal channeling system
US3276019A (en) * 1964-02-11 1966-09-27 Gen Precision Inc Combined sequential beam switcher and duplexer using microwave circulators

Also Published As

Publication number Publication date
NL6817889A (de) 1970-04-17
SE344396B (de) 1972-04-10
DE1809993B2 (de) 1977-04-28
AT292790B (de) 1971-09-10
DE1809993A1 (de) 1970-06-25
US3624508A (en) 1971-11-30
CH477132A (de) 1969-08-15
NL165897B (nl) 1980-12-15

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee