GB842148A - Improved modulation method and system therefor - Google Patents

Improved modulation method and system therefor

Info

Publication number
GB842148A
GB842148A GB31623/56A GB3162356A GB842148A GB 842148 A GB842148 A GB 842148A GB 31623/56 A GB31623/56 A GB 31623/56A GB 3162356 A GB3162356 A GB 3162356A GB 842148 A GB842148 A GB 842148A
Authority
GB
United Kingdom
Prior art keywords
modulation method
system therefor
improved modulation
improved
therefor
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
GB31623/56A
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.)
HP Inc
Original Assignee
Hewlett Packard Co
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 Hewlett Packard Co filed Critical Hewlett Packard Co
Publication of GB842148A publication Critical patent/GB842148A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H03C3/30—Angle modulation by means of transit-time tube
GB31623/56A 1955-11-02 1956-10-17 Improved modulation method and system therefor Expired GB842148A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US544560A US2881393A (en) 1955-11-02 1955-11-02 Modulation method and system

Publications (1)

Publication Number Publication Date
GB842148A true GB842148A (en) 1960-07-20

Family

ID=24172679

Family Applications (1)

Application Number Title Priority Date Filing Date
GB31623/56A Expired GB842148A (en) 1955-11-02 1956-10-17 Improved modulation method and system therefor

Country Status (5)

Country Link
US (1) US2881393A (OSRAM)
BE (1) BE552166A (OSRAM)
DE (1) DE1037529B (OSRAM)
FR (1) FR1162717A (OSRAM)
GB (1) GB842148A (OSRAM)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4039750A (en) * 1974-07-12 1977-08-02 Hull Robert E Audio frequency phase modulator in hearing test system
CH631844A5 (en) * 1978-08-02 1982-08-31 Siemens Ag Albis Circuit arrangement for frequency addition or subtraction

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2227596A (en) * 1938-03-31 1941-01-07 Rca Corp Signaling system
US2411130A (en) * 1943-08-12 1946-11-12 Rca Corp Pulse signaling system
US2457140A (en) * 1944-10-09 1948-12-28 Standard Telephones Cables Ltd Voltage control circuit
US2564687A (en) * 1946-03-26 1951-08-21 John H Guenther Pulse time modulation
US2507170A (en) * 1946-10-23 1950-05-09 Rca Corp Timing modulation
US2451347A (en) * 1947-01-17 1948-10-12 Clarence H Mcshan Frequency shift pulse time modulation
BE491024A (OSRAM) * 1948-11-27
US2719954A (en) * 1949-05-24 1955-10-04 Csf Ultra-short wave oscillator
US2619543A (en) * 1950-07-11 1952-11-25 Bell Telephone Labor Inc Frequency changing pulse repeater employing phase modulation

Also Published As

Publication number Publication date
US2881393A (en) 1959-04-07
FR1162717A (fr) 1958-09-16
DE1037529B (de) 1958-08-28
BE552166A (OSRAM)

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