DE4291072T1 - - Google Patents

Info

Publication number
DE4291072T1
DE4291072T1 DE4291072T DE4291072T DE4291072T1 DE 4291072 T1 DE4291072 T1 DE 4291072T1 DE 4291072 T DE4291072 T DE 4291072T DE 4291072 T DE4291072 T DE 4291072T DE 4291072 T1 DE4291072 T1 DE 4291072T1
Authority
DE
Germany
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.)
Ceased
Application number
DE4291072T
Other languages
German (de)
Inventor
Alexander W. Cary Ill. Us Hietala
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.)
Motorola Solutions Inc
Original Assignee
Motorola 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
Application filed by Motorola Inc filed Critical Motorola Inc
Publication of DE4291072T1 publication Critical patent/DE4291072T1/de
Ceased legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B15/00—Suppression or limitation of noise or interference
    • H04B15/005—Reducing noise, e.g. humm, from the supply
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
    • H03B5/08—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance
    • H03B5/12—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device
    • H03B5/1206—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device using multiple transistors for amplification
    • H03B5/1218—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device using multiple transistors for amplification the generator being of the balanced type
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
    • H03B5/08—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance
    • H03B5/12—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device
    • H03B5/1231—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device the amplifier comprising one or more bipolar transistors
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
    • H03B5/08—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance
    • H03B5/12—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device
    • H03B5/1237—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device comprising means for varying the frequency of the generator
    • 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
    • H04B1/44—Transmit/receive switching

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Transceivers (AREA)
  • Transmitters (AREA)
  • Noise Elimination (AREA)
DE4291072T 1991-04-15 1992-03-24 Ceased DE4291072T1 (OSRAM)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US68524891A 1991-04-15 1991-04-15

Publications (1)

Publication Number Publication Date
DE4291072T1 true DE4291072T1 (OSRAM) 1993-04-01

Family

ID=24751375

Family Applications (1)

Application Number Title Priority Date Filing Date
DE4291072T Ceased DE4291072T1 (OSRAM) 1991-04-15 1992-03-24

Country Status (5)

Country Link
JP (1) JPH05508526A (OSRAM)
CA (1) CA2078231A1 (OSRAM)
DE (1) DE4291072T1 (OSRAM)
GB (1) GB2261143A (OSRAM)
WO (1) WO1992019047A1 (OSRAM)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8952765B2 (en) * 2012-03-23 2015-02-10 Mks Instruments, Inc. System and methods of bimodal automatic power and frequency tuning of RF generators

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3959744A (en) * 1975-02-26 1976-05-25 Time Computer, Inc. CMOS oscillator having bias circuit outside oscillator feedback loop
US4626802A (en) * 1984-12-24 1986-12-02 Motorola, Inc. GaAs FET oscillator noise reduction circuit
DE3631068A1 (de) * 1986-09-12 1988-03-24 Hagenuk Telecom Gmbh Drahtloses telefonsystem

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4523159A (en) * 1983-12-28 1985-06-11 Zenith Electronics Corporation Microwave oscillator and single balanced mixer for satellite television receiver
JPH0250606A (ja) * 1988-08-12 1990-02-20 Nec Corp 周波数シンセサイザ

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3959744A (en) * 1975-02-26 1976-05-25 Time Computer, Inc. CMOS oscillator having bias circuit outside oscillator feedback loop
US4626802A (en) * 1984-12-24 1986-12-02 Motorola, Inc. GaAs FET oscillator noise reduction circuit
DE3631068A1 (de) * 1986-09-12 1988-03-24 Hagenuk Telecom Gmbh Drahtloses telefonsystem

Also Published As

Publication number Publication date
WO1992019047A1 (en) 1992-10-29
CA2078231A1 (en) 1992-10-16
JPH05508526A (ja) 1993-11-25
GB2261143A (en) 1993-05-05
GB9225669D0 (en) 1993-02-24

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
8131 Rejection