FR953466A - Perfectionnements aux systèmes de transmission - Google Patents

Perfectionnements aux systèmes de transmission

Info

Publication number
FR953466A
FR953466A FR953466DA FR953466A FR 953466 A FR953466 A FR 953466A FR 953466D A FR953466D A FR 953466DA FR 953466 A FR953466 A FR 953466A
Authority
FR
France
Prior art keywords
transmission systems
systems
transmission
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
AT&T Corp
Original Assignee
Western Electric Co Inc
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
Priority claimed from US715900A external-priority patent/US2458652A/en
Application filed by Western Electric Co Inc filed Critical Western Electric Co Inc
Application granted granted Critical
Publication of FR953466A publication Critical patent/FR953466A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J31/00—Cathode ray tubes; Electron beam tubes
    • H01J31/02—Cathode ray tubes; Electron beam tubes having one or more output electrodes which may be impacted selectively by the ray or beam, and onto, from, or over which the ray or beam may be deflected or de-focused
    • H01J31/04—Cathode ray tubes; Electron beam tubes having one or more output electrodes which may be impacted selectively by the ray or beam, and onto, from, or over which the ray or beam may be deflected or de-focused with only one or two output electrodes with only two electrically independant groups or electrodes
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B14/00—Transmission systems not characterised by the medium used for transmission
    • H04B14/02—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B14/00—Transmission systems not characterised by the medium used for transmission
    • H04B14/02—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation
    • H04B14/04—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation using pulse code modulation
    • H04B14/044—Sample and hold circuits
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/12—Analogue/digital converters
    • H03M1/14—Conversion in steps with each step involving the same or a different conversion means and delivering more than one bit

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Probability & Statistics with Applications (AREA)
  • Measurement Of Radiation (AREA)
  • Particle Accelerators (AREA)
  • Image-Pickup Tubes, Image-Amplification Tubes, And Storage Tubes (AREA)
  • Details Of Television Scanning (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
FR953466D 1946-03-22 1947-09-24 Perfectionnements aux systèmes de transmission Expired FR953466A (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US637820XA 1946-03-22 1946-03-22
US715900A US2458652A (en) 1946-12-13 1946-12-13 Electron discharge apparatus
US663872XA 1947-11-13 1947-11-13

Publications (1)

Publication Number Publication Date
FR953466A true FR953466A (fr) 1949-12-07

Family

ID=27370526

Family Applications (4)

Application Number Title Priority Date Filing Date
FR957139D Expired FR957139A (fr) 1946-03-22
FR957199D Expired FR957199A (fr) 1946-03-22
FR953466D Expired FR953466A (fr) 1946-03-22 1947-09-24 Perfectionnements aux systèmes de transmission
FR59521D Expired FR59521E (fr) 1946-03-22 1948-09-07 Perfectionnements aux systèmes de transmission

Family Applications Before (2)

Application Number Title Priority Date Filing Date
FR957139D Expired FR957139A (fr) 1946-03-22
FR957199D Expired FR957199A (fr) 1946-03-22

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR59521D Expired FR59521E (fr) 1946-03-22 1948-09-07 Perfectionnements aux systèmes de transmission

Country Status (5)

Country Link
BE (4) BE477109A (fr)
DE (2) DE809222C (fr)
FR (4) FR953466A (fr)
GB (4) GB637820A (fr)
NL (2) NL79798C (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE958204C (de) * 1952-08-22 1957-02-14 Siemens Ag Einrichtung zur Umwandlung amplitudenmodulierter Impulse in kodemodulierte Impulse

Also Published As

Publication number Publication date
GB663872A (en) 1951-12-27
BE485738A (fr)
DE838324C (de) 1952-05-08
BE477959A (fr)
NL79798C (fr)
NL74850C (fr)
FR957199A (fr) 1950-02-16
GB663838A (en) 1951-12-27
DE809222C (de) 1951-07-26
FR957139A (fr) 1950-02-16
GB663837A (en) 1951-12-27
GB637820A (en) 1950-05-24
FR59521E (fr) 1954-06-28
BE476835A (fr)
BE477109A (fr)

Similar Documents

Publication Publication Date Title
FR1004582A (fr) Perfectionnements aux systèmes de transmission
FR939356A (fr) Perfectionnements aux systèmes de transmissions
FR929389A (fr) Systèmes de modulation
FR58511E (fr) Perfectionnements aux systèmes électriques de communication
FR950445A (fr) Perfectionnements aux systèmes de télévision
FR941062A (fr) Systèmes de communication
FR944379A (fr) Perfectionnements aux systèmes de télécommunications
FR968678A (fr) Perfectionnements aux fusils
FR995899A (fr) Perfectionnements aux systèmes de transmission
FR909949A (fr) Perfectionnements aux systèmes de télévision
FR945983A (fr) Perfectionnements aux systèmes de télévision
FR934661A (fr) Perfectionnements aux systèmes électriques de communication
FR938282A (fr) Perfectionnements aux systèmes de communication
FR953466A (fr) Perfectionnements aux systèmes de transmission
FR933606A (fr) Perfectionnements aux systèmes de téléphonie automatique
FR937403A (fr) Perfectionnements aux embrayages
FR942908A (fr) Perfectionnements aux circuits de transmission
FR928167A (fr) Perfectionnements aux systèmes téléphoniques
FR938039A (fr) Perfectionnements aux systèmes de transmission hydraulique
FR937845A (fr) Perfectionnements aux systèmes de télégraphie
FR933749A (fr) Perfectionnements aux systèmes nomographiques
FR933602A (fr) Perfectionnements aux systèmes téléphoniques
FR938975A (fr) Perfectionnements aux systèmes de communication
FR939081A (fr) Perfectionnements aux systèmes émetteurs de télévision
FR952852A (fr) Perfectionnements aux systèmes de télécommunication