IN192446B - - Google Patents
Info
- Publication number
- IN192446B IN192446B IN1517CA1997A IN192446B IN 192446 B IN192446 B IN 192446B IN 1517CA1997 A IN1517CA1997 A IN 1517CA1997A IN 192446 B IN192446 B IN 192446B
- Authority
- IN
- India
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
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- 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
- H04L27/1563—Demodulator circuits; Receiver circuits with demodulation using temporal properties of the received signal, e.g. detecting pulse width using transition or level detection
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GBGB9617598.9A GB9617598D0 (en) | 1996-08-22 | 1996-08-22 | M-ary fsk receiver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IN192446B true IN192446B (de) | 2004-04-24 |
Family
ID=10798810
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IN1517CA1997 IN192446B (de) | 1996-08-22 | 1997-08-19 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US6002725A (de) |
| EP (1) | EP0883952A1 (de) |
| JP (1) | JPH11514190A (de) |
| KR (1) | KR20000064287A (de) |
| CN (1) | CN1106743C (de) |
| GB (1) | GB9617598D0 (de) |
| IN (1) | IN192446B (de) |
| WO (1) | WO1998008331A1 (de) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6021162A (en) * | 1997-10-01 | 2000-02-01 | Rosemount Inc. | Vortex serial communications |
| KR100357031B1 (ko) * | 2000-01-28 | 2002-10-18 | 삼성탈레스 주식회사 | 복호기의 연판정 회로 및 연판정 방법 |
| FI20045220A0 (fi) * | 2004-06-14 | 2004-06-14 | Nokia Corp | Tiedonsiirtomenetelmä ja vastaanotin |
| US20070189422A1 (en) * | 2006-02-16 | 2007-08-16 | Jun Ogawa | Radio demodulation circuit |
| WO2014074300A1 (en) * | 2012-11-06 | 2014-05-15 | The Regents Of The University Of California | Scalable serial/de-serial i/o for chip-to-chip connection based on multi-frequency qam scheme |
| US9729364B1 (en) * | 2016-06-28 | 2017-08-08 | Nxp Usa, Inc. | Frequency shift keying (FSK) demodulator and method therefor |
| US9794056B1 (en) | 2016-10-03 | 2017-10-17 | Nxp Usa, Inc. | Tone rejection during synchronization in frequency shift keyed modulation systems |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4290140A (en) * | 1978-02-23 | 1981-09-15 | Northrop Corporation | Combined coherent frequency and phase shift keying modulation system |
| US4247943A (en) * | 1979-05-21 | 1981-01-27 | Northrop Corporation | Piecewise coherent, combined frequency and phase-shift-keyed signal demodulator |
| JPH0752862B2 (ja) * | 1987-10-29 | 1995-06-05 | 日本電気株式会社 | ４値ｆｓｋ光通信方式 |
| US5202901A (en) * | 1991-05-21 | 1993-04-13 | General Electric Company | Digital discriminator for pulse shaped π/4 shifted differentially encoded quadrature phase shift keying |
| US5425058A (en) * | 1993-07-28 | 1995-06-13 | Martin Marietta Corporation | MSK phase acquisition and tracking method |
| US5504784A (en) * | 1993-10-06 | 1996-04-02 | Niyogi; Sourabh | Viterbi algorithm decoding method and apparatus |
| JP3514529B2 (ja) * | 1994-06-06 | 2004-03-31 | 沖電気工業株式会社 | 多値ｆｓｋ検波回路 |
| GB9523578D0 (en) * | 1995-11-17 | 1996-01-17 | Philips Electronics Nv | Demodulator |
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1996
- 1996-08-22 GB GBGB9617598.9A patent/GB9617598D0/en active Pending
-
1997
- 1997-06-23 JP JP10510530A patent/JPH11514190A/ja not_active Withdrawn
- 1997-06-23 EP EP97925229A patent/EP0883952A1/de not_active Withdrawn
- 1997-06-23 KR KR1019980702874A patent/KR20000064287A/ko active IP Right Grant
- 1997-06-23 CN CN97191117A patent/CN1106743C/zh not_active Expired - Fee Related
- 1997-06-23 WO PCT/IB1997/000757 patent/WO1998008331A1/en not_active Application Discontinuation
- 1997-08-19 IN IN1517CA1997 patent/IN192446B/en unknown
- 1997-08-20 US US08/916,774 patent/US6002725A/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| EP0883952A1 (de) | 1998-12-16 |
| US6002725A (en) | 1999-12-14 |
| CN1199527A (zh) | 1998-11-18 |
| KR20000064287A (ko) | 2000-11-06 |
| CN1106743C (zh) | 2003-04-23 |
| JPH11514190A (ja) | 1999-11-30 |
| WO1998008331A1 (en) | 1998-02-26 |
| GB9617598D0 (en) | 1996-10-02 |