AU650089B2 - Multi-modulation scheme compatible radio - Google Patents
Multi-modulation scheme compatible radioInfo
- Publication number
- AU650089B2 AU650089B2 AU91616/91A AU9161691A AU650089B2 AU 650089 B2 AU650089 B2 AU 650089B2 AU 91616/91 A AU91616/91 A AU 91616/91A AU 9161691 A AU9161691 A AU 9161691A AU 650089 B2 AU650089 B2 AU 650089B2
- Authority
- AU
- Australia
- Prior art keywords
- constant envelope
- spectral bandwidth
- envelope signal
- transmitter
- receiver
- 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
Links
- 230000003595 spectral effect Effects 0.000 claims description 17
- 238000001914 filtration Methods 0.000 claims description 10
- 238000004891 communication Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 description 22
- 230000004044 response Effects 0.000 description 18
- 230000008569 process Effects 0.000 description 10
- 230000011664 signaling Effects 0.000 description 8
- 238000013461 design Methods 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 238000011084 recovery Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000010354 integration Effects 0.000 description 3
- 230000007704 transition Effects 0.000 description 3
- 238000013459 approach Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/0008—Modulated-carrier systems arrangements for allowing a transmitter or receiver to use more than one type of modulation
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US07/629,931 US5377229A (en) | 1990-12-19 | 1990-12-19 | Multi-modulation scheme compatible radio |
| US629931 | 1990-12-19 | ||
| PCT/US1991/009450 WO1992011720A1 (en) | 1990-12-19 | 1991-12-16 | Multi-modulation scheme compatible radio |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| AU9161691A AU9161691A (en) | 1992-07-22 |
| AU650089B2 true AU650089B2 (en) | 1994-06-09 |
Family
ID=24525064
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AU91616/91A Expired AU650089B2 (en) | 1990-12-19 | 1991-12-16 | Multi-modulation scheme compatible radio |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US5377229A (OSRAM) |
| EP (1) | EP0563252B1 (OSRAM) |
| JP (1) | JP2878840B2 (OSRAM) |
| CN (1) | CN1042781C (OSRAM) |
| AU (1) | AU650089B2 (OSRAM) |
| BR (1) | BR9107239A (OSRAM) |
| CA (1) | CA2097586C (OSRAM) |
| DE (1) | DE69131503T2 (OSRAM) |
| MX (1) | MX9102718A (OSRAM) |
| TW (1) | TW198155B (OSRAM) |
| WO (1) | WO1992011720A1 (OSRAM) |
Families Citing this family (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5553098A (en) * | 1994-04-12 | 1996-09-03 | Sicom, Inc. | Demodulator with selectable coherent and differential data |
| US5633893A (en) * | 1994-09-29 | 1997-05-27 | Ericsson Inc. | Digital modulation method with controlled envelope variation |
| US5648985A (en) * | 1994-11-30 | 1997-07-15 | Rockwell Semiconductor Systems, Inc. | Universal radio architecture for low-tier personal communication system |
| US5719903A (en) * | 1995-06-28 | 1998-02-17 | Motorola, Inc. | Method and apparatus for receiving symbols |
| US6975582B1 (en) * | 1995-07-12 | 2005-12-13 | Ericsson Inc. | Dual mode satellite/cellular terminal |
| KR100193812B1 (ko) * | 1995-12-26 | 1999-06-15 | 윤종용 | 2레벨/4레벨 주파수 쉬프트키잉 변조방식 구현 회로 |
| US6118827A (en) * | 1997-09-05 | 2000-09-12 | Ericsson Inc. | Apparatus for providing increased data rates within existing modulation systems |
| FI105750B (fi) * | 1997-12-11 | 2000-09-29 | Nokia Networks Oy | Menetelmä ja järjestely signaalin moduloimiseksi |
| US6639911B1 (en) * | 1998-03-31 | 2003-10-28 | Texas Instruments Incorporated | Data communications system with splitterless operation |
| CN1258140A (zh) * | 1998-07-24 | 2000-06-28 | 休斯电子公司 | 多传送模式无线电通信 |
| US6487240B1 (en) | 2000-11-10 | 2002-11-26 | Motorola, Inc. | Apparatus for receiving and recovering frequency shift keyed symbols |
| US6823026B2 (en) | 2001-01-05 | 2004-11-23 | Motorola, Inc. | Apparatus and method for baseband detection |
| US8014462B2 (en) * | 2006-03-28 | 2011-09-06 | Teledyne Licensing, Llc | Apparatus for performing alternating quadratures differential binary phase shift keying modulation and demodulation |
| US7627058B2 (en) * | 2006-03-28 | 2009-12-01 | Teledyne Licensing Llc | Alternating quadratures differential binary phase shift keying modulation and demodulation method |
| US7688911B2 (en) * | 2006-03-28 | 2010-03-30 | Teledyne Licensing, L.L.C. | Method and apparatus for synchronizing alternating quadratures differential binary phase shift keying modulation and demodulation arrangements |
| US8503568B1 (en) * | 2006-09-07 | 2013-08-06 | The Boeing Company | Differential encoding for multiplexed data streams |
| US7782980B2 (en) * | 2007-03-22 | 2010-08-24 | Pine Valley Investments, Inc. | Method and system for simulcasting |
| US8625722B2 (en) | 2010-07-30 | 2014-01-07 | Sensus Usa Inc. | GFSK receiver architecture and methodology |
| CN102468865A (zh) * | 2010-11-18 | 2012-05-23 | 中兴通讯股份有限公司 | 一种小区搜索粗同步的方法和装置 |
| CN111275952B (zh) * | 2019-02-01 | 2021-05-18 | 奥克斯空调股份有限公司 | 一种无线通信系统及使用该系统的空调直流电机供电系统 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4720839A (en) * | 1986-12-02 | 1988-01-19 | University Of Ottawa | Efficiency data transmission technique |
| US4731796A (en) * | 1984-10-25 | 1988-03-15 | Stc, Plc | Multi-mode radio transceiver |
| US4843615A (en) * | 1987-05-08 | 1989-06-27 | Harris Corp. | CPFSK communication system employing nyquist-filtered modulator/demodulator |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5220084B2 (OSRAM) * | 1972-09-19 | 1977-06-01 | ||
| DE3330163A1 (de) * | 1983-08-20 | 1985-03-07 | ANT Nachrichtentechnik GmbH, 7150 Backnang | Uebertragungssystem fuer tv-signale in richtfunkstrecken |
| US4601048A (en) * | 1984-04-02 | 1986-07-15 | Ryan Carl R | Serial minimum shift-keyed modem |
| US4995057A (en) * | 1988-11-02 | 1991-02-19 | At&T Bell Laboratories | Technique for achieving the theoretical coding gain of digital signals incorporating error correction |
| JPH07114420B2 (ja) * | 1989-05-12 | 1995-12-06 | 富士通株式会社 | 変調回路 |
-
1990
- 1990-12-19 US US07/629,931 patent/US5377229A/en not_active Expired - Lifetime
-
1991
- 1991-12-16 BR BR9107239A patent/BR9107239A/pt not_active IP Right Cessation
- 1991-12-16 JP JP4503191A patent/JP2878840B2/ja not_active Expired - Fee Related
- 1991-12-16 AU AU91616/91A patent/AU650089B2/en not_active Expired
- 1991-12-16 CA CA002097586A patent/CA2097586C/en not_active Expired - Lifetime
- 1991-12-16 EP EP92903006A patent/EP0563252B1/en not_active Expired - Lifetime
- 1991-12-16 DE DE69131503T patent/DE69131503T2/de not_active Expired - Lifetime
- 1991-12-16 WO PCT/US1991/009450 patent/WO1992011720A1/en not_active Ceased
- 1991-12-19 CN CN91112746A patent/CN1042781C/zh not_active Expired - Lifetime
- 1991-12-19 MX MX9102718A patent/MX9102718A/es unknown
-
1992
- 1992-03-20 TW TW081102118A patent/TW198155B/zh active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4731796A (en) * | 1984-10-25 | 1988-03-15 | Stc, Plc | Multi-mode radio transceiver |
| US4720839A (en) * | 1986-12-02 | 1988-01-19 | University Of Ottawa | Efficiency data transmission technique |
| US4843615A (en) * | 1987-05-08 | 1989-06-27 | Harris Corp. | CPFSK communication system employing nyquist-filtered modulator/demodulator |
Also Published As
| Publication number | Publication date |
|---|---|
| DE69131503D1 (de) | 1999-09-09 |
| EP0563252A1 (en) | 1993-10-06 |
| EP0563252B1 (en) | 1999-08-04 |
| DE69131503T2 (de) | 2000-03-23 |
| CA2097586C (en) | 1995-10-17 |
| MX9102718A (es) | 1992-06-01 |
| CN1042781C (zh) | 1999-03-31 |
| BR9107239A (pt) | 1994-04-05 |
| EP0563252A4 (OSRAM) | 1994-08-31 |
| JPH06503455A (ja) | 1994-04-14 |
| TW198155B (OSRAM) | 1993-01-11 |
| JP2878840B2 (ja) | 1999-04-05 |
| CA2097586A1 (en) | 1992-06-20 |
| CN1064380A (zh) | 1992-09-09 |
| US5377229A (en) | 1994-12-27 |
| AU9161691A (en) | 1992-07-22 |
| WO1992011720A1 (en) | 1992-07-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| AU650089B2 (en) | Multi-modulation scheme compatible radio | |
| US5602868A (en) | Multiple-modulation communication system | |
| RU2234199C2 (ru) | Способ и устройство для уменьшения отношения максимальной мощности к средней в системах цифрового вещания | |
| US4003002A (en) | Modulation and filtering device | |
| EP2200244B1 (en) | Method and apparatus for multi-carrier frequency division multiplexing transmission | |
| JP2002543672A (ja) | ナイキストフィルタ及び方法 | |
| WO1994000943A1 (en) | Multi-modulation scheme compatible radio | |
| WO1998012880A2 (de) | Mehrträgerübertragungssystem mit differentialer kodierung zwischen unterträgern | |
| WO2000010272A8 (en) | Efficient spectral saving fqpsk and fqam signal transmission and reception systems | |
| WO1994006231A1 (en) | Digital signal transmission system using frequency division multiplex | |
| DE69826415T2 (de) | Einseitenbandübertragung von QPSK-, QAM- und sonstigen Signalen | |
| US20020136288A1 (en) | Data adaptive ramp in a digital filter | |
| EP0486667A1 (en) | Communication signal having a time domain pilot component | |
| CA2652602A1 (en) | Communication system | |
| US4843615A (en) | CPFSK communication system employing nyquist-filtered modulator/demodulator | |
| JPH05260100A (ja) | 送信信号処理方法 | |
| JPH07154438A (ja) | 無線チャネル上でディジタル情報を通信する方法及び送信機 | |
| US6298099B1 (en) | Constant envelope modulation communication system | |
| JP3756523B2 (ja) | Ｃｐｍ信号のコヒーレント変調 | |
| DE3750324T2 (de) | Vereinfachte Zurückgewinnung von Daten aus Signalen mit Quadraturträgern. | |
| Reiffen et al. | On low crosstalk data communication and its realization by continuous-frequency modulation schemes | |
| EP1265410A2 (en) | Complex quadrature phase shift keying | |
| US4646323A (en) | Method and system for digital data transmission | |
| Dittmer | Advances in digitally modulated RF systems | |
| Amoroso | Note on coherent quadrature modulation |