NL147299B - Inrichting voor draaggolftelefonie-overdracht. - Google Patents

Inrichting voor draaggolftelefonie-overdracht.

Info

Publication number
NL147299B
NL147299B NL656510212A NL6510212A NL147299B NL 147299 B NL147299 B NL 147299B NL 656510212 A NL656510212 A NL 656510212A NL 6510212 A NL6510212 A NL 6510212A NL 147299 B NL147299 B NL 147299B
Authority
NL
Netherlands
Prior art keywords
carriage
telephony
transfer
telephony transfer
carriage telephony
Prior art date
Application number
NL656510212A
Other languages
English (en)
Other versions
NL6510212A (nl
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of NL6510212A publication Critical patent/NL6510212A/xx
Publication of NL147299B publication Critical patent/NL147299B/nl

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J1/00—Frequency-division multiplex systems
    • H04J1/02—Details
    • H04J1/04—Frequency-transposition arrangements
    • H04J1/045—Filters applied to frequency transposition
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/46—Filters
    • H03H9/48—Coupling means therefor
    • H03H9/50—Mechanical coupling means
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J1/00—Frequency-division multiplex systems
    • H04J1/02—Details
    • H04J1/04—Frequency-transposition arrangements

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
NL656510212A 1964-08-24 1965-08-05 Inrichting voor draaggolftelefonie-overdracht. NL147299B (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DES0092781 1964-08-24

Publications (2)

Publication Number Publication Date
NL6510212A NL6510212A (nl) 1966-02-25
NL147299B true NL147299B (nl) 1975-09-15

Family

ID=7517458

Family Applications (1)

Application Number Title Priority Date Filing Date
NL656510212A NL147299B (nl) 1964-08-24 1965-08-05 Inrichting voor draaggolftelefonie-overdracht.

Country Status (8)

Country Link
US (1) US3471645A (nl)
AT (1) AT259024B (nl)
BE (1) BE668718A (nl)
FI (1) FI43205B (nl)
FR (1) FR1454466A (nl)
GB (1) GB1075556A (nl)
NL (1) NL147299B (nl)
SE (1) SE313842B (nl)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5006824A (en) * 1986-04-07 1991-04-09 Rockwell International Corporation Third mode torsional F-M resonator
CN117839356B (zh) * 2024-03-06 2024-05-14 内蒙古卓越高新材料有限公司 一种石墨加工粉尘处理装置

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2501488A (en) * 1946-07-19 1950-03-21 Zenith Radio Corp Magnetostrictively driven mechanical wave filter
US2571019A (en) * 1948-04-30 1951-10-09 Rca Corp Electrical coupling system for magnetostrictive elements
US2717361A (en) * 1951-09-24 1955-09-06 Collins Radio Co Mechanical filters
US2835889A (en) * 1953-03-04 1958-05-20 Collins Radio Co Single side band communication system using mechanical filters
US3015789A (en) * 1956-04-23 1962-01-02 Toyotsushinki Kabushiki Kaisha Mechanical filter
US2981905A (en) * 1958-08-20 1961-04-25 Bell Telephone Labor Inc Electromechanical wave filter
US3004176A (en) * 1959-03-30 1961-10-10 Bell Telephone Labor Inc Electromechanical transducers
NL261600A (nl) * 1960-02-26
US3354413A (en) * 1961-11-13 1967-11-21 Kokusai Electric Co Ltd Electromechanical filter for low frequencies
US3342941A (en) * 1962-06-18 1967-09-19 Toyo Tsushinki Kabushiki Kaish Multi-channel carrier transmission system
US3135933A (en) * 1962-07-26 1964-06-02 Collins Radio Co M derived mechanical filter
BE636218A (nl) * 1962-08-15

Also Published As

Publication number Publication date
SE313842B (nl) 1969-08-25
FR1454466A (fr) 1966-02-11
AT259024B (de) 1967-12-27
US3471645A (en) 1969-10-07
FI43205B (nl) 1970-11-02
BE668718A (nl) 1966-02-24
NL6510212A (nl) 1966-02-25
GB1075556A (en) 1967-07-12

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee
NL80 Abbreviated name of patent owner mentioned of already nullified patent

Owner name: SIEMENS