FI112741B - Förfarande och anordning för att sända och mottaga RF-signaler vid olika radiogränssnitt av dataöverföringssystem - Google Patents
Förfarande och anordning för att sända och mottaga RF-signaler vid olika radiogränssnitt av dataöverföringssystem Download PDFInfo
- Publication number
- FI112741B FI112741B FI982559A FI982559A FI112741B FI 112741 B FI112741 B FI 112741B FI 982559 A FI982559 A FI 982559A FI 982559 A FI982559 A FI 982559A FI 112741 B FI112741 B FI 112741B
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- 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
- H04B1/005—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 adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges
- H04B1/0053—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 adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges with common antenna for more than one band
- H04B1/0057—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 adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges with common antenna for more than one band using diplexing or multiplexing filters for selecting the desired band
-
- 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
- H04B1/005—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 adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges
- H04B1/0067—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 adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges with one or more circuit blocks in common for different bands
- H04B1/0075—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 adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges with one or more circuit blocks in common for different bands using different intermediate frequencied for the different bands
- H04B1/0078—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 adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges with one or more circuit blocks in common for different bands using different intermediate frequencied for the different bands with a common intermediate frequency amplifier for the different intermediate frequencies, e.g. when using switched intermediate frequency filters
-
- 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
- H04B1/005—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 adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges
- H04B1/0067—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 adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges with one or more circuit blocks in common for different bands
- H04B1/0082—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 adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges with one or more circuit blocks in common for different bands with a common local oscillator for more than one band
-
- 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
- H04B1/06—Receivers
- H04B1/16—Circuits
- H04B1/30—Circuits for homodyne or synchrodyne receivers
-
- 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
- H04B1/403—Circuits using the same oscillator for generating both the transmitter frequency and the receiver local oscillator frequency
- H04B1/406—Circuits using the same oscillator for generating both the transmitter frequency and the receiver local oscillator frequency with more than one transmission mode, e.g. analog and digital modes
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/02—Terminal devices
- H04W88/06—Terminal devices adapted for operation in multiple networks or having at least two operational modes, e.g. multi-mode terminals
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Transceivers (AREA)
- Transmitters (AREA)
- Circuits Of Receivers In General (AREA)
- Mobile Radio Communication Systems (AREA)
Claims (20)
1. Förfarande för behandling av signaler som mottages frän olika radiogränssnitt i dataöverföringssystem, kännetecknat av att förfarandet omfattar steg i vilka - en bärvägsfrekvent signal mottages frän ett radiogränssnitt, 10. den bärvägsfrekventa signalen bandpassfiltreras, - den filtrerade bärvägsfrekventa signalen förstärkes, - en mottagningsfrekvent RX-blandningssignal genereras, - en komplex basbandsfrekvent signal genereras av den mottagna bärvägsfrekventa signalen genom att blanda den med RX-blandningssignalen, 15. den genererade basbandsfrekventa signalen underpassfiltreras, - den genererade basbandsfrekventa signalen förstärkes eller dämpas för A/D-omvandling, - den basbandsfrekventa signalen omvandlas till digital form, och - den till digital form omvandlade basbandsfrekventa signalen behandlas för att ge-20 nerera en i den mottagna signalen kodad och modulerad informationssignal. : 2. Förfarande för behandling av signaler som sands till olika radiogränssnitt i da- : taöverföringssystem, kännetecknat av att förfarandet omfattar steg i vilka : - en digital basbandsfrekvent kvadratursignal genereras pä basis av den informa- • tionssignal som sänds, 25 den digitala basbandsfrekventa signalen omvandlas till analog form, - en sändningsfrekvent TX-blandningssignal genereras, - en bärvägsfrekvent sändningssignal genereras av den basbandsfrekventa signalen genom att blanda den med TX-blandningssignalen, - den genererade basbandsfrekventa signalen förstärkes, och 30. sändningssignalen sänds till radiogränssnittet.
3. Direktomvandlingsmottagare som fungerar i olika radiogränssnitt i dataöverföringssystem, kännetecknad av att den omfattar j / - ett antennorgan för att mottaga en bärvägsfrekvent signal frän ett radiogränssnitt, ": - ett bandpassfilter (2) för att filtrera den bärvägsfrekventa signalen, 35. en första mottagningsförstärkare (4) för att förstärka den filtrerade bärvägsfrekven ta signalen, 112741 - organ (10, 11) för att generera en mottagningsfrekvent RX-blandningssignal, - blandningsorgan (5) för att generera en komplex basbandsfrekvent signal av den mottagna signalen med hjälp av RX-blandningssignalen, - ett underpassfilter (6) för att filtrera den basbandsfrekventa signalen, 5. en andra förstärkare (7) för att förstärka den basbandsfrekventa signalen, - en A/D-omvandlare (8) för att omvandla den basbandsfrekventa signalen till digital form, och - organ (9) för att behandla den till digital form omvandlade basbandsfrekventa signalen för att generera en i den mottagna signalen kodad och modulerad informa- 10 tionssignal.
4. Mottagare enligt patentkrav 3, kännetecknad av att den omfattar organ för att väljä passbandet för bandpassfiltret (2, FX1) i enlighet med mottagningsfrekvensen.
5. Mottagare enligt patentkrav 3 eller 4, kännetecknad av att den omfattar organ för att styra förstärkningen hos nämnda första förstärkare.
6. Mottagare enligt nägot av patentkraven 3-5, kännetecknad av att organen (10, 11) för att generera en mottagningsfrekvent blandningssignal omfattar en RX-syntetisator (10, SI) och en styrbar frekvensdelare (11, Nl) för att dela frekvensen för den utgängssignal som RX-syntetisatom genererar.
7. Mottagare enligt patentkrav 6, kännetecknad av att nämnda frekvensdelare 20 har anordnats att dela RX-syntetisatorns utgängssignal alltid med ätminstone tvä för att generera en RX-blandningssignal.
8. Mottagare enligt nägot av patentkraven 3-7, kännetecknad av att den omfattar organ (6, FX3) för att styra gränsfrekvensen för underpassfiltreringen för att ut-föra en kanalfiltrering i enlighet med det valda radiogränssnittet.
9. Mottagare enligt nägot av patentkraven 3-8, kännetecknad av att den omfat tar organ för att implementera kanalfiltrering pä ett digitalt sätt.
10. Mottagare enligt nägot av patentkraven 3-9, kännetecknad av att den omfattar organ (7, GX2) för att styra förstärkningen hos den andra förstärkaren. 1 Mottagare enligt nägot av patentkraven 3-10, kännetecknad av att signalhan-30 teringsvägen omfattar väsentligen samma komponenter för en anslutning till de oli- ka radiogränssnitten. 112741
12. Direktomvandlingssändare som fungerar i olika radiogränssnitt i dataöverfö-ringssystem, kännetecknad av att den omfattar - organ (9) för att generera en digital basbandsfrekvent kvadratursignal pä basis av den informations signal som sänds, 5. en D/A-omvandlare (14) för att omvandla den basbandsfrekventa sändningssigna- len till analog form, - en syntetisator (10, 11) för att generera en sändningsfrekvent TX-blandningssignal, - blandningsorgan (16) för att generera en bärvagsfrekvent signal av den basbandsfrekventa sändningssignalen med hjälp av TX-blandningssignalen, 10. en sändningsförstärkare (7, 8) för att förstärka den basbandsfrekventa signalen, och - antennorgan för att sända den förstärkta bärvägsfrekventa sändningssignalen tili radiogränssnittet.
13. Sändare enligt patentkrav 12, kännetecknad av att den omfattar ett styrbart 15 underpassfilter (15, FX4) för att filtrera en bärvagsfrekvent sändningssignal för att utföra en kanalfiltrering i enlighet med det valda radiogränssnittet.
14. Sändare enligt patentkrav 12 eller 13, kännetecknad av att den omfattar organ för att implementera kanalfiltrering pä ett digitalt sätt.
15. Sändare enligt patentkrav 12, 13 eller 14, kännetecknad av att organen (10, 20 11) för att generera en sändningsfrekvent TX-blandningssignal omfattar en TX- syntetisator (13, S2) och en styrbar frekvensdelare (12, N2) för att dela frekvensen för den utgängssignal som TX-syntetisatom genererar.
16. Sändare enligt patentkrav 15, kännetecknad av att nämnda frekvensdelare har anordnats att dela TX-syntetisatorns utgängssignal alltid med ätminstone tvä för att : : 25 generera en TX-blandningssignal.
17. Sändare enligt nägot av patentkraven 12-16, kännetecknad av att den omfattar organ (17, GX3) för att styra förstärkningen hos sändningsförstärkaren.
18. Sändare enligt nägot av patentkraven 12-17, kännetecknad av att den omfattar organ (18, BX) för att styra funktionsfrekvensomrädet för sändningsförstärkaren. 30 19. Sändare enligt nägot av patentkraven 12-18, kännetecknad av att den omfat tar ett bandpassfilter för att filtrera den förstärkta bärvägsfrekventa sändningssignalen och organ för att väljä passbandet för sändarens bandpassfilter (3, FX2) sä att den motsvarar sändningsfrekvensen. 112741
20. Sändare enligt nägot av patentkraven 12-19, kännetecknad av att signalhan-teringsvägen omfattar väsentligen samma komponenter för en anslutning tili de oli-ka radiogränssnitten.
Priority Applications (14)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI982559A FI112741B (sv) | 1998-11-26 | 1998-11-26 | Förfarande och anordning för att sända och mottaga RF-signaler vid olika radiogränssnitt av dataöverföringssystem |
CNB998138223A CN1192499C (zh) | 1998-11-26 | 1999-11-25 | 用于通过通信系统的各个射频接口发送和接收rf信号的方法和设备 |
AU15628/00A AU1562800A (en) | 1998-11-26 | 1999-11-25 | Method and arrangement for transmitting and receiving rf signals through variousradio interfaces of communication systems |
JP2000584607A JP2002530995A (ja) | 1998-11-26 | 1999-11-25 | 通信システムのいろいろな無線インターフェースを通してrf信号を送受信する方法及び装置 |
EP99958211A EP1133831B1 (en) | 1998-11-26 | 1999-11-25 | Method and arrangement for transmitting and receiving rf signals through various radio interfaces of communication systems |
DE69942878T DE69942878D1 (de) | 1998-11-26 | 1999-11-25 | Verfahren und vorrichtung zum senden und zum empfangen von hf-signalen durch verschiedene funkschnittstellen in kommunikationssystemen |
PCT/FI1999/000974 WO2000031885A1 (en) | 1998-11-26 | 1999-11-25 | Method and arrangement for transmitting and receiving rf signals through various radio interfaces of communication systems |
US09/856,746 US7415247B1 (en) | 1998-11-26 | 1999-11-25 | Method and arrangement for transmitting and receiving RF signals through various radio interfaces of communication systems |
US11/565,339 US20070213025A1 (en) | 1998-11-26 | 2006-11-30 | Method and arrangement for transmitting and recieving rf signals through various radio interfaces of communication systems |
US12/136,465 US8768408B2 (en) | 1998-11-26 | 2008-06-10 | Method and arrangement for transmitting and receiving RF signals through various radio interfaces of communication systems |
US13/614,272 US8755834B2 (en) | 1998-11-26 | 2012-09-13 | Method and arrangement for transmitting and receiving RF signals through various radio interfaces of communication systems |
US14/272,191 US8838049B1 (en) | 1998-11-26 | 2014-05-07 | Method and arrangement for transmitting and receiving RF signals through various radio interfaces of communication systems |
US14/272,820 US9270301B2 (en) | 1998-11-26 | 2014-05-08 | Method and arrangement for transmitting and receiving RF signals through various radio interfaces of communication systems |
US15/049,786 US20170019129A1 (en) | 1998-11-26 | 2016-02-22 | Method and Arrangement for Transmitting and Receiving RF Signals Through Various Radio Interfaces of Communication Systems |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI982559A FI112741B (sv) | 1998-11-26 | 1998-11-26 | Förfarande och anordning för att sända och mottaga RF-signaler vid olika radiogränssnitt av dataöverföringssystem |
FI982559 | 1998-11-26 |
Publications (3)
Publication Number | Publication Date |
---|---|
FI982559A0 FI982559A0 (sv) | 1998-11-26 |
FI982559A FI982559A (sv) | 2000-05-27 |
FI112741B true FI112741B (sv) | 2003-12-31 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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FI982559A FI112741B (sv) | 1998-11-26 | 1998-11-26 | Förfarande och anordning för att sända och mottaga RF-signaler vid olika radiogränssnitt av dataöverföringssystem |
Country Status (8)
Country | Link |
---|---|
US (7) | US7415247B1 (sv) |
EP (1) | EP1133831B1 (sv) |
JP (1) | JP2002530995A (sv) |
CN (1) | CN1192499C (sv) |
AU (1) | AU1562800A (sv) |
DE (1) | DE69942878D1 (sv) |
FI (1) | FI112741B (sv) |
WO (1) | WO2000031885A1 (sv) |
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Also Published As
Publication number | Publication date |
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CN1328723A (zh) | 2001-12-26 |
US7415247B1 (en) | 2008-08-19 |
AU1562800A (en) | 2000-06-13 |
WO2000031885A1 (en) | 2000-06-02 |
US20170019129A1 (en) | 2017-01-19 |
JP2002530995A (ja) | 2002-09-17 |
EP1133831A1 (en) | 2001-09-19 |
US8755834B2 (en) | 2014-06-17 |
US8838049B1 (en) | 2014-09-16 |
US20070213025A1 (en) | 2007-09-13 |
US8768408B2 (en) | 2014-07-01 |
FI982559A0 (sv) | 1998-11-26 |
US20130012142A1 (en) | 2013-01-10 |
CN1192499C (zh) | 2005-03-09 |
US20140242929A1 (en) | 2014-08-28 |
US9270301B2 (en) | 2016-02-23 |
DE69942878D1 (de) | 2010-12-02 |
US20090135781A1 (en) | 2009-05-28 |
US20150094001A1 (en) | 2015-04-02 |
EP1133831B1 (en) | 2010-10-20 |
FI982559A (sv) | 2000-05-27 |
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