NL7709511A - Fasedetector voor quadratuurgemoduleerde signalen. - Google Patents
Fasedetector voor quadratuurgemoduleerde signalen.Info
- Publication number
- NL7709511A NL7709511A NL7709511A NL7709511A NL7709511A NL 7709511 A NL7709511 A NL 7709511A NL 7709511 A NL7709511 A NL 7709511A NL 7709511 A NL7709511 A NL 7709511A NL 7709511 A NL7709511 A NL 7709511A
- Authority
- NL
- Netherlands
- Prior art keywords
- quadrature
- phase detector
- modulated signals
- modulated
- signals
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D3/00—Demodulation of angle-, frequency- or phase- modulated oscillations
- H03D3/02—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal
- H03D3/22—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal by means of active elements with more than two electrodes to which two signals are applied derived from the signal to be demodulated and having a phase difference related to the frequency deviation, e.g. phase detector
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D3/00—Demodulation of angle-, frequency- or phase- modulated oscillations
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D13/00—Circuits for comparing the phase or frequency of two mutually-independent oscillations
- H03D13/007—Circuits for comparing the phase or frequency of two mutually-independent oscillations by analog multiplication of the oscillations or by performing a similar analog operation on the oscillations
- H03D13/008—Circuits for comparing the phase or frequency of two mutually-independent oscillations by analog multiplication of the oscillations or by performing a similar analog operation on the oscillations using transistors
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D2200/00—Indexing scheme relating to details of demodulation or transference of modulation from one carrier to another covered by H03D
- H03D2200/0001—Circuit elements of demodulators
- H03D2200/0009—Emitter or source coupled transistor pairs or long tail pairs
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D2200/00—Indexing scheme relating to details of demodulation or transference of modulation from one carrier to another covered by H03D
- H03D2200/0041—Functional aspects of demodulators
- H03D2200/0047—Offset of DC voltage or frequency
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D2200/00—Indexing scheme relating to details of demodulation or transference of modulation from one carrier to another covered by H03D
- H03D2200/0041—Functional aspects of demodulators
- H03D2200/0049—Analog multiplication for detection
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D2200/00—Indexing scheme relating to details of demodulation or transference of modulation from one carrier to another covered by H03D
- H03D2200/0041—Functional aspects of demodulators
- H03D2200/0082—Quadrature arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Networks Using Active Elements (AREA)
- Amplifiers (AREA)
- Emergency Protection Circuit Devices (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10305376A JPS5328361A (en) | 1976-08-27 | 1976-08-27 | Quadratur e phase detection circuit |
Publications (3)
Publication Number | Publication Date |
---|---|
NL7709511A true NL7709511A (nl) | 1978-03-01 |
NL189836B NL189836B (nl) | 1993-03-01 |
NL189836C NL189836C (nl) | 1993-08-02 |
Family
ID=14343918
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NLAANVRAGE7709511,A NL189836C (nl) | 1976-08-27 | 1977-08-29 | Fasedetector. |
Country Status (8)
Country | Link |
---|---|
US (1) | US4100500A (nl) |
JP (1) | JPS5328361A (nl) |
AU (1) | AU512458B2 (nl) |
CA (1) | CA1085470A (nl) |
DE (1) | DE2738732A1 (nl) |
FR (1) | FR2363225A1 (nl) |
GB (1) | GB1575357A (nl) |
NL (1) | NL189836C (nl) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0003393B1 (en) * | 1978-01-18 | 1982-06-23 | Rca Corporation | Chroma demodulator circuit for secam television signals |
JPS54128256A (en) * | 1978-03-29 | 1979-10-04 | Hitachi Ltd | Fm detection circuit |
US4280100A (en) * | 1979-09-20 | 1981-07-21 | Bell & Howell Company | Time modulation pulse averaging demodulator |
JPS5715505A (en) * | 1980-07-03 | 1982-01-26 | Toshiba Corp | Fm demodulation circuit |
JPS5742206A (en) * | 1980-08-27 | 1982-03-09 | Matsushita Electric Ind Co Ltd | Quadrature detector |
US4362999A (en) * | 1980-10-15 | 1982-12-07 | National Semiconductor Corporation | AM Stereo phase modulation decoder |
JPS58212205A (ja) * | 1982-04-28 | 1983-12-09 | Toko Inc | Fm検波回路 |
JP2523988B2 (ja) * | 1990-11-28 | 1996-08-14 | 松下電器産業株式会社 | 直角検波装置 |
US7965251B2 (en) * | 2006-09-20 | 2011-06-21 | Alcatel-Lucent Usa Inc. | Resonant cavities and method of manufacturing such cavities |
EP2319173B1 (en) * | 2008-08-27 | 2012-01-25 | Nxp B.V. | Phase-detector for detecting phase difference of pi/2n |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3548326A (en) * | 1967-07-31 | 1970-12-15 | Sprague Electric Co | Direct coupled limiter-discriminator circuit |
US3667060A (en) * | 1970-08-26 | 1972-05-30 | Rca Corp | Balanced angle modulation detector |
US3866125A (en) * | 1972-08-23 | 1975-02-11 | Philips Corp | Circuit arrangement for a receiver for frequency-modulated signals having variable attenuation phase shifter |
-
1976
- 1976-08-27 JP JP10305376A patent/JPS5328361A/ja active Granted
-
1977
- 1977-08-23 AU AU28148/77A patent/AU512458B2/en not_active Expired
- 1977-08-24 GB GB35506/77A patent/GB1575357A/en not_active Expired
- 1977-08-25 US US05/827,797 patent/US4100500A/en not_active Expired - Lifetime
- 1977-08-27 DE DE19772738732 patent/DE2738732A1/de active Granted
- 1977-08-29 FR FR7726258A patent/FR2363225A1/fr active Granted
- 1977-08-29 NL NLAANVRAGE7709511,A patent/NL189836C/nl not_active IP Right Cessation
- 1977-08-29 CA CA285,674A patent/CA1085470A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB1575357A (en) | 1980-09-17 |
DE2738732C2 (nl) | 1990-10-25 |
NL189836C (nl) | 1993-08-02 |
AU2814877A (en) | 1979-03-01 |
FR2363225A1 (fr) | 1978-03-24 |
JPS6159002B2 (nl) | 1986-12-15 |
NL189836B (nl) | 1993-03-01 |
JPS5328361A (en) | 1978-03-16 |
CA1085470A (en) | 1980-09-09 |
DE2738732A1 (de) | 1978-04-20 |
FR2363225B1 (nl) | 1983-03-11 |
US4100500A (en) | 1978-07-11 |
AU512458B2 (en) | 1980-10-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
BA | A request for search or an international-type search has been filed | ||
BB | A search report has been drawn up | ||
A85 | Still pending on 85-01-01 | ||
BC | A request for examination has been filed | ||
V1 | Lapsed because of non-payment of the annual fee |
Effective date: 19960301 |