GB2192506B - Demodulation circuit - Google Patents
Demodulation circuitInfo
- Publication number
- GB2192506B GB2192506B GB8617027A GB8617027A GB2192506B GB 2192506 B GB2192506 B GB 2192506B GB 8617027 A GB8617027 A GB 8617027A GB 8617027 A GB8617027 A GB 8617027A GB 2192506 B GB2192506 B GB 2192506B
- Authority
- GB
- United Kingdom
- Prior art keywords
- demodulation circuit
- demodulation
- circuit
- 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 - Fee Related
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/10—Frequency-modulated carrier systems, i.e. using frequency-shift keying
- H04L27/14—Demodulator circuits; Receiver circuits
- H04L27/156—Demodulator circuits; Receiver circuits with demodulation using temporal properties of the received signal, e.g. detecting pulse width
- H04L27/1566—Demodulator circuits; Receiver circuits with demodulation using temporal properties of the received signal, e.g. detecting pulse width using synchronous sampling
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/10—Frequency-modulated carrier systems, i.e. using frequency-shift keying
- H04L27/14—Demodulator circuits; Receiver circuits
- H04L27/144—Demodulator circuits; Receiver circuits with demodulation using spectral properties of the received signal, e.g. by using frequency selective- or frequency sensitive elements
- H04L27/152—Demodulator circuits; Receiver circuits with demodulation using spectral properties of the received signal, e.g. by using frequency selective- or frequency sensitive elements using controlled oscillators, e.g. PLL arrangements
- H04L27/1525—Demodulator circuits; Receiver circuits with demodulation using spectral properties of the received signal, e.g. by using frequency selective- or frequency sensitive elements using controlled oscillators, e.g. PLL arrangements using quadrature demodulation
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8617027A GB2192506B (en) | 1986-07-12 | 1986-07-12 | Demodulation circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8617027A GB2192506B (en) | 1986-07-12 | 1986-07-12 | Demodulation circuit |
Publications (3)
Publication Number | Publication Date |
---|---|
GB8617027D0 GB8617027D0 (en) | 1986-08-20 |
GB2192506A GB2192506A (en) | 1988-01-13 |
GB2192506B true GB2192506B (en) | 1990-05-30 |
Family
ID=10600965
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB8617027A Expired - Fee Related GB2192506B (en) | 1986-07-12 | 1986-07-12 | Demodulation circuit |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2192506B (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2220315A (en) * | 1988-07-01 | 1990-01-04 | Philips Electronic Associated | Signal amplitude-determining apparatus |
US5227741A (en) * | 1992-01-22 | 1993-07-13 | Glenayre Electronics Ltd. | Variable speed asynchronous modem |
DE4236547C2 (en) * | 1992-10-29 | 1994-09-29 | Hagenuk Telecom Gmbh | Homodyne receiver and method for correcting the converted received signal |
DE4236546C1 (en) * | 1992-10-29 | 1994-05-05 | Hagenuk Telecom Gmbh | Homodyne receiver and direct conversion method |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0065805A1 (en) * | 1981-05-27 | 1982-12-01 | Koninklijke Philips Electronics N.V. | Receiver for angle-modulated carrier signals |
GB2106734A (en) * | 1981-09-15 | 1983-04-13 | Standard Telephones Cables Ltd | Radio receiver |
GB2113930A (en) * | 1982-01-26 | 1983-08-10 | Plessey Co Plc | Frequency discriminator |
GB2149244A (en) * | 1983-10-29 | 1985-06-05 | Standard Telephones Cables Ltd | Digital demodulator arrangement for quadrature signals |
-
1986
- 1986-07-12 GB GB8617027A patent/GB2192506B/en not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0065805A1 (en) * | 1981-05-27 | 1982-12-01 | Koninklijke Philips Electronics N.V. | Receiver for angle-modulated carrier signals |
GB2106734A (en) * | 1981-09-15 | 1983-04-13 | Standard Telephones Cables Ltd | Radio receiver |
GB2113930A (en) * | 1982-01-26 | 1983-08-10 | Plessey Co Plc | Frequency discriminator |
GB2149244A (en) * | 1983-10-29 | 1985-06-05 | Standard Telephones Cables Ltd | Digital demodulator arrangement for quadrature signals |
Also Published As
Publication number | Publication date |
---|---|
GB2192506A (en) | 1988-01-13 |
GB8617027D0 (en) | 1986-08-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
732E | Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977) | ||
732E | Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977) | ||
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20020712 |