BRPI0512579A - dispositivo de transmissão sem fio, dispositivo de recepção sem fio e método de arranjo de sìmbolo - Google Patents
dispositivo de transmissão sem fio, dispositivo de recepção sem fio e método de arranjo de sìmboloInfo
- Publication number
- BRPI0512579A BRPI0512579A BRPI0512579-0A BRPI0512579A BRPI0512579A BR PI0512579 A BRPI0512579 A BR PI0512579A BR PI0512579 A BRPI0512579 A BR PI0512579A BR PI0512579 A BRPI0512579 A BR PI0512579A
- Authority
- BR
- Brazil
- Prior art keywords
- transmission device
- diffusion
- wireless
- wireless transmission
- arrangement method
- Prior art date
Links
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
-
- 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
- H04B1/69—Spread spectrum techniques
- H04B1/707—Spread spectrum techniques using direct sequence modulation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/12—Frequency diversity
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
- H04L27/20—Modulator circuits; Transmitter circuits
- H04L27/2032—Modulator circuits; Transmitter circuits for discrete phase modulation, e.g. in which the phase of the carrier is modulated in a nominally instantaneous manner
- H04L27/2035—Modulator circuits; Transmitter circuits for discrete phase modulation, e.g. in which the phase of the carrier is modulated in a nominally instantaneous manner using a single or unspecified number of carriers
- H04L27/2042—Modulator circuits; Transmitter circuits for discrete phase modulation, e.g. in which the phase of the carrier is modulated in a nominally instantaneous manner using a single or unspecified number of carriers with more than two phase states
-
- 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
- H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Radio Transmission System (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
DISPOSITIVO DE TRANSMISSãO SEM FIO, DISPOSITIVO DE RECEPçãO SEM FIO E MéTODO DE ARRANJO DE SìMBOLO. Um dispositivo de transmissão sem fio habilitado para melhorar uma performance de taxa de erro em um receptor, pela aquisição de pelo menos um efeito de diversidade de freqüência e um efeito de diversidade de tempo enquanto se mantém a resistência à interferência a qual é adquirida por difusão. Neste dispositivo de transmissão, uma unidade de modulação (101) modula dados para a criação de um símbolo de modulação que tem componentes em fase e componentes em quadratura. Uma unidade de difusão individual de IQ (102) arranja os chips de difusão, os quais são obtidos pela difusão do símbolo de modulação, das componentes em fase e das componentes em quadratura. Uma unidade de combinação de IQ (103) combina os chips de difusão dispostos das componentes em fase e das componentes em quadratura.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004186964 | 2004-06-24 | ||
PCT/JP2005/009253 WO2006001143A1 (ja) | 2004-06-24 | 2005-05-20 | 無線送信装置、無線受信装置およびシンボル配置方法 |
Publications (1)
Publication Number | Publication Date |
---|---|
BRPI0512579A true BRPI0512579A (pt) | 2008-04-08 |
Family
ID=35781674
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BRPI0512579-0A BRPI0512579A (pt) | 2004-06-24 | 2005-05-20 | dispositivo de transmissão sem fio, dispositivo de recepção sem fio e método de arranjo de sìmbolo |
Country Status (8)
Country | Link |
---|---|
US (2) | US7852903B2 (pt) |
EP (1) | EP1775850A1 (pt) |
JP (1) | JP4384667B2 (pt) |
KR (1) | KR20070020292A (pt) |
CN (1) | CN1973444A (pt) |
BR (1) | BRPI0512579A (pt) |
RU (1) | RU2369009C2 (pt) |
WO (1) | WO2006001143A1 (pt) |
Families Citing this family (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2432086B (en) * | 2005-11-01 | 2007-12-12 | Motorola Inc | Retransmission in a cellular communication system |
CN101026440A (zh) * | 2006-02-24 | 2007-08-29 | 松下电器产业株式会社 | 通信系统中的数据重传方法 |
WO2008029704A1 (fr) * | 2006-09-06 | 2008-03-13 | Sharp Kabushiki Kaisha | Dispositif de transmission, dispositif de réception, système de communication, et procédé de communication |
WO2008099919A1 (ja) * | 2007-02-16 | 2008-08-21 | Sharp Kabushiki Kaisha | 無線受信装置、無線通信システム、無線通信方法およびプログラム |
US8798665B2 (en) | 2007-11-15 | 2014-08-05 | Qualcomm Incorporated | Beacon-based control channels |
US9326253B2 (en) * | 2007-11-15 | 2016-04-26 | Qualcomm Incorporated | Wireless communication channel blanking |
US8761032B2 (en) | 2007-11-16 | 2014-06-24 | Qualcomm Incorporated | Random reuse based control channels |
US9009573B2 (en) | 2008-02-01 | 2015-04-14 | Qualcomm Incorporated | Method and apparatus for facilitating concatenated codes for beacon channels |
US9107239B2 (en) | 2008-04-07 | 2015-08-11 | Qualcomm Incorporated | Systems and methods to define control channels using reserved resource blocks |
US8675537B2 (en) | 2008-04-07 | 2014-03-18 | Qualcomm Incorporated | Method and apparatus for using MBSFN subframes to send unicast information |
US8374221B2 (en) * | 2009-05-22 | 2013-02-12 | Honeywell International Inc. | Apparatus and method for hybrid diversity combining and adaptive beam forming in industrial control and automation systems |
US9980114B2 (en) | 2013-03-15 | 2018-05-22 | Elwha Llc | Systems and methods for communication management |
US9832628B2 (en) | 2012-12-31 | 2017-11-28 | Elwha, Llc | Cost-effective mobile connectivity protocols |
US9451394B2 (en) | 2012-12-31 | 2016-09-20 | Elwha Llc | Cost-effective mobile connectivity protocols |
US9713013B2 (en) | 2013-03-15 | 2017-07-18 | Elwha Llc | Protocols for providing wireless communications connectivity maps |
US8965288B2 (en) | 2012-12-31 | 2015-02-24 | Elwha Llc | Cost-effective mobile connectivity protocols |
US9635605B2 (en) | 2013-03-15 | 2017-04-25 | Elwha Llc | Protocols for facilitating broader access in wireless communications |
US9876762B2 (en) * | 2012-12-31 | 2018-01-23 | Elwha Llc | Cost-effective mobile connectivity protocols |
US9781664B2 (en) | 2012-12-31 | 2017-10-03 | Elwha Llc | Cost-effective mobile connectivity protocols |
US9866706B2 (en) | 2013-03-15 | 2018-01-09 | Elwha Llc | Protocols for facilitating broader access in wireless communications |
US9781554B2 (en) | 2013-03-15 | 2017-10-03 | Elwha Llc | Protocols for facilitating third party authorization for a rooted communication device in wireless communications |
US9843917B2 (en) | 2013-03-15 | 2017-12-12 | Elwha, Llc | Protocols for facilitating charge-authorized connectivity in wireless communications |
US9807582B2 (en) | 2013-03-15 | 2017-10-31 | Elwha Llc | Protocols for facilitating broader access in wireless communications |
US9693214B2 (en) | 2013-03-15 | 2017-06-27 | Elwha Llc | Protocols for facilitating broader access in wireless communications |
US9596584B2 (en) | 2013-03-15 | 2017-03-14 | Elwha Llc | Protocols for facilitating broader access in wireless communications by conditionally authorizing a charge to an account of a third party |
US9813887B2 (en) | 2013-03-15 | 2017-11-07 | Elwha Llc | Protocols for facilitating broader access in wireless communications responsive to charge authorization statuses |
US9706060B2 (en) | 2013-03-15 | 2017-07-11 | Elwha Llc | Protocols for facilitating broader access in wireless communications |
US9706382B2 (en) | 2013-03-15 | 2017-07-11 | Elwha Llc | Protocols for allocating communication services cost in wireless communications |
Family Cites Families (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5414728A (en) * | 1993-11-01 | 1995-05-09 | Qualcomm Incorporated | Method and apparatus for bifurcating signal transmission over in-phase and quadrature phase spread spectrum communication channels |
US5784293A (en) * | 1994-11-03 | 1998-07-21 | Motorola, Inc. | Apparatus and method for determining transmitted modulation symbols |
JP2737730B2 (ja) * | 1995-11-30 | 1998-04-08 | 日本電気株式会社 | スペクトル拡散送受信機 |
JPH09214466A (ja) * | 1996-02-01 | 1997-08-15 | Canon Inc | スペクトラム拡散通信装置 |
US6064663A (en) * | 1996-09-10 | 2000-05-16 | Nokia Mobile Phones Limited | Cellular CDMA data link utilizing multiplexed channels for data rate increase |
DE19647833B4 (de) * | 1996-11-19 | 2005-07-07 | Deutsches Zentrum für Luft- und Raumfahrt e.V. | Verfahren zur gleichzeitigen Funkübertragung digitaler Daten zwischen mehreren Teilnehmerstationen und einer Basisstation |
KR100219035B1 (ko) * | 1997-03-13 | 1999-09-01 | 이계철 | 다양한 레이트의 무선 멀티미디어 서비스를 위한 코드분할다중접속(cdma) 방식의 대역확산장치 및 그 방법 |
US6125136A (en) * | 1997-12-31 | 2000-09-26 | Sony Corporation | Method and apparatus for demodulating trellis coded direct sequence spread spectrum communication signals |
JP3825179B2 (ja) * | 1998-07-17 | 2006-09-20 | 富士通株式会社 | 相関器 |
US6934319B2 (en) * | 1999-12-30 | 2005-08-23 | Infineon Technologies Ag | Configurable multimode despreader for spread spectrum applications |
EP1179904A4 (en) * | 2000-03-17 | 2006-09-27 | Matsushita Electric Ind Co Ltd | METHOD AND DEVICE FOR RADIO MESSAGE TRANSMISSION |
JP3628987B2 (ja) * | 2001-07-31 | 2005-03-16 | 松下電器産業株式会社 | 無線通信装置および無線通信方法 |
EP1453229A4 (en) * | 2001-08-30 | 2007-07-11 | Fujitsu Ltd | MULTI-CARRIER CDMA TRANSMISSION SYSTEM AND METHOD |
WO2003032541A1 (fr) * | 2001-09-28 | 2003-04-17 | Fujitsu Limited | Procede et dispositif de reception a multiplexage par repartition orthogonale de la frequence |
JP3694479B2 (ja) * | 2001-12-07 | 2005-09-14 | 松下電器産業株式会社 | マルチキャリア送受信装置、マルチキャリア無線通信方法、およびマルチキャリア無線通信用プログラム |
TWI389487B (zh) * | 2002-04-19 | 2013-03-11 | Interdigital Tech Corp | 通信站及無線通信方法 |
US20060045000A1 (en) * | 2002-07-17 | 2006-03-02 | Koninklijke Philips Electronics N.V. | Time-frequency interleaved mc-cdma for quasi-synchronous systems |
JP4041719B2 (ja) | 2002-10-09 | 2008-01-30 | 株式会社エヌ・ティ・ティ・ドコモ | 無線通信システム、無線通信方法、これらに用いて好適な送信装置及び受信装置 |
JP4276009B2 (ja) * | 2003-02-06 | 2009-06-10 | 株式会社エヌ・ティ・ティ・ドコモ | 移動局、基地局、無線伝送プログラム、及び無線伝送方法 |
JP3801151B2 (ja) * | 2003-06-09 | 2006-07-26 | 日本ビクター株式会社 | スペクトラム拡散通信システム |
EP1524793B1 (en) | 2003-10-16 | 2008-11-26 | Mitsubishi Electric Information Technology Centre Europe B.V. | Method of mapping chips of a spread out symbol to sub-channels of a multi-carrier transmission network |
US8670428B2 (en) * | 2004-03-18 | 2014-03-11 | Qualcomm Incorporated | Signal acquisition in peer-to-peer communications |
-
2005
- 2005-05-20 US US11/630,142 patent/US7852903B2/en active Active
- 2005-05-20 BR BRPI0512579-0A patent/BRPI0512579A/pt not_active IP Right Cessation
- 2005-05-20 CN CNA2005800212339A patent/CN1973444A/zh active Pending
- 2005-05-20 KR KR20067026087A patent/KR20070020292A/ko active IP Right Grant
- 2005-05-20 RU RU2006145901A patent/RU2369009C2/ru not_active IP Right Cessation
- 2005-05-20 WO PCT/JP2005/009253 patent/WO2006001143A1/ja not_active Application Discontinuation
- 2005-05-20 EP EP20050741619 patent/EP1775850A1/en not_active Withdrawn
- 2005-05-20 JP JP2006528406A patent/JP4384667B2/ja not_active Expired - Fee Related
-
2010
- 2010-11-08 US US12/941,804 patent/US8223894B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
KR20070020292A (ko) | 2007-02-20 |
US8223894B2 (en) | 2012-07-17 |
US20080031307A1 (en) | 2008-02-07 |
EP1775850A1 (en) | 2007-04-18 |
RU2369009C2 (ru) | 2009-09-27 |
JP4384667B2 (ja) | 2009-12-16 |
CN1973444A (zh) | 2007-05-30 |
US20110051856A1 (en) | 2011-03-03 |
JPWO2006001143A1 (ja) | 2008-04-17 |
RU2006145901A (ru) | 2008-06-27 |
WO2006001143A1 (ja) | 2006-01-05 |
US7852903B2 (en) | 2010-12-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
B08F | Application fees: application dismissed [chapter 8.6 patent gazette] |
Free format text: REFERENTE AS 6A E 7A ANUIDADES. |
|
B08K | Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette] |
Free format text: REFERENTE AO DESPACHO 8.6 PUBLICADO NA RPI 2158 DE 15/05/2012. |
|
B15K | Others concerning applications: alteration of classification |
Ipc: H04L 27/00 (2006.01), H04B 1/707 (2011.01), H04B 7 |