CN1108867A - 能使移动电话系统放宽相邻信道要求的分集传输的使用 - Google Patents
能使移动电话系统放宽相邻信道要求的分集传输的使用 Download PDFInfo
- Publication number
- CN1108867A CN1108867A CN94190252A CN94190252A CN1108867A CN 1108867 A CN1108867 A CN 1108867A CN 94190252 A CN94190252 A CN 94190252A CN 94190252 A CN94190252 A CN 94190252A CN 1108867 A CN1108867 A CN 1108867A
- Authority
- CN
- China
- Prior art keywords
- signal
- group
- modulator
- modulated
- transmission system
- 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.)
- Granted
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Classifications
-
- 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
- H04B1/02—Transmitters
- H04B1/04—Circuits
-
- 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
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
- H04B7/0667—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of delayed versions of same signal
- H04B7/0671—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of delayed versions of same signal using different delays between antennas
Abstract
Description
Claims (31)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US5387193A | 1993-04-29 | 1993-04-29 | |
US08/053,871 | 1993-04-29 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1108867A true CN1108867A (zh) | 1995-09-20 |
CN1037141C CN1037141C (zh) | 1998-01-21 |
Family
ID=21987114
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN94190252A Expired - Lifetime CN1037141C (zh) | 1993-04-29 | 1994-04-29 | 能使移动电话系统放宽相邻信道要求的分集传输的使用 |
Country Status (14)
Country | Link |
---|---|
US (1) | US5584057A (zh) |
EP (1) | EP0622910B1 (zh) |
JP (1) | JPH07508635A (zh) |
KR (1) | KR100331406B1 (zh) |
CN (1) | CN1037141C (zh) |
AU (1) | AU675714B2 (zh) |
BR (1) | BR9405296A (zh) |
CA (1) | CA2139234C (zh) |
DE (1) | DE69432844T2 (zh) |
FI (1) | FI946139A (zh) |
NZ (1) | NZ266341A (zh) |
SG (1) | SG66285A1 (zh) |
TW (1) | TW314672B (zh) |
WO (1) | WO1994026035A1 (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100590985C (zh) * | 1998-08-18 | 2010-02-17 | 比阿恩凤凰公司 | 多层载波离散多音通信技术 |
CN103563251A (zh) * | 2011-05-30 | 2014-02-05 | 日本电气株式会社 | Vswr测量电路、无线通信装置、vswr测量方法、以及其上存储有vswr测量程序的记录介质 |
Families Citing this family (33)
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US5614914A (en) | 1994-09-06 | 1997-03-25 | Interdigital Technology Corporation | Wireless telephone distribution system with time and space diversity transmission for determining receiver location |
US5940445A (en) * | 1996-05-31 | 1999-08-17 | Motorola, Inc. | Method and apparatus for providing transmit diversity in a wireless communication system |
US6243565B1 (en) * | 1996-06-18 | 2001-06-05 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and apparatus for transmitting communication signals using frequency and polarization diversity |
US6061568A (en) * | 1996-10-01 | 2000-05-09 | Ericsson Inc. | Method and apparatus for mitigating intermodulation effects in multiple-signal transmission systems |
FI105511B (fi) | 1996-10-29 | 2000-08-31 | Nokia Networks Oy | Menetelmä usean signaalin yhdistämiseksi ja tukiasema |
US6128276A (en) * | 1997-02-24 | 2000-10-03 | Radix Wireless, Inc. | Stacked-carrier discrete multiple tone communication technology and combinations with code nulling, interference cancellation, retrodirective communication and adaptive antenna arrays |
JP3290926B2 (ja) * | 1997-07-04 | 2002-06-10 | 松下電器産業株式会社 | 送信ダイバーシチ装置 |
US6061336A (en) * | 1997-09-30 | 2000-05-09 | Qualcomm Incorporated | Polarization enhanced CDMA communication system |
US6181920B1 (en) * | 1997-10-20 | 2001-01-30 | Ericsson Inc. | Transmitter that selectively polarizes a radio wave |
US6125109A (en) * | 1998-02-24 | 2000-09-26 | Repeater Technologies | Delay combiner system for CDMA repeaters and low noise amplifiers |
AU3218899A (en) * | 1998-03-31 | 1999-10-18 | Qualcomm Incorporated | Signal combining method in a base station of a cdma system |
US6889034B1 (en) * | 1998-04-02 | 2005-05-03 | Ericsson Inc. | Antenna coupling systems and methods for transmitters |
CA2340716A1 (en) * | 1998-08-18 | 2000-03-02 | Beamreach Networks, Inc. | Stacked-carrier discrete multiple tone communication technology |
CN102983893B (zh) * | 1998-08-18 | 2015-10-28 | 直视集团公司 | 多层载波离散多音通信系统和方法 |
EP1073214B1 (en) * | 1999-02-16 | 2008-12-17 | Mitsubishi Denki Kabushiki Kaisha | Radio communication system, transmitter and receiver |
US6421327B1 (en) * | 1999-06-28 | 2002-07-16 | Qualcomm Incorporated | Method and apparatus for controlling transmission energy in a communication system employing orthogonal transmit diversity |
JP3590759B2 (ja) * | 2000-07-03 | 2004-11-17 | 株式会社巴川製紙所 | 静電荷像現像用トナーおよび二成分現像剤 |
JP3550085B2 (ja) * | 2000-11-01 | 2004-08-04 | 松下電器産業株式会社 | 無線送信装置および無線送信方法 |
CN1211967C (zh) * | 2001-07-20 | 2005-07-20 | 连宇通信有限公司 | 降低cdma通信系统相邻信道干扰的方法 |
US7042955B2 (en) * | 2001-07-30 | 2006-05-09 | Lucent Technologies Inc. | Space time spreading and phase sweep transmit diversity |
US6980778B2 (en) * | 2001-07-30 | 2005-12-27 | Lucent Technologies Inc. | Split shift phase sweep transmit diversity |
US7035599B2 (en) * | 2001-07-30 | 2006-04-25 | Lucent Technologies Inc. | Biased phase sweep transmit diversity |
US7020482B2 (en) * | 2002-01-23 | 2006-03-28 | Qualcomm Incorporated | Reallocation of excess power for full channel-state information (CSI) multiple-input, multiple-output (MIMO) systems |
US7149483B1 (en) * | 2003-10-28 | 2006-12-12 | Magnolia Broadband Inc. | Amplifying diversity signals using power amplifiers |
US7660598B2 (en) * | 2004-12-21 | 2010-02-09 | Qualcomm, Incorporated | Transmit power reduction for a wireless device with multiple transmit signal paths |
US20060237384A1 (en) * | 2005-04-20 | 2006-10-26 | Eric Neumann | Track unit with removable partitions |
US8493941B2 (en) * | 2006-04-21 | 2013-07-23 | Alcatel Lucent | Method to control the effects of out-of-cell interference in a wireless cellular system using over-the-air feedback control |
US8515377B2 (en) * | 2007-03-12 | 2013-08-20 | Telefonaktiebolaget L M Ericsson (Publ) | Imbalanced transmission combining at radio base station |
US8768397B2 (en) * | 2009-10-02 | 2014-07-01 | Sharp Kabushiki Kaisha | Transmission power control on a wireless communication device for a plurality of regulated bands or component carriers |
US9059749B2 (en) | 2009-10-02 | 2015-06-16 | Sharp Kabushiki Kaisha | Antenna port mode and transmission mode transitions |
US8660208B2 (en) * | 2009-10-20 | 2014-02-25 | Qualcomm Incorporated | Apparatus and methods for QAM modulation using dual polar modulation |
US8830886B2 (en) * | 2011-11-04 | 2014-09-09 | Broadcom Corporation | Wireless communication device capable of controlling signal polarization based on channel conditions |
KR102420198B1 (ko) * | 2017-04-03 | 2022-07-13 | 삼성전자주식회사 | 장치 대 장치 간 통신에서 송신 전력을 제어하기 위한 전자 장치 및 방법 |
Family Cites Families (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3662268A (en) * | 1970-11-17 | 1972-05-09 | Bell Telephone Labor Inc | Diversity communication system using distinct spectral arrangements for each branch |
US3693088A (en) * | 1970-12-29 | 1972-09-19 | Bell Telephone Labor Inc | Diversity system for mobile radio using fade rate switching |
IL38104A (en) * | 1971-02-24 | 1974-01-14 | Hughes Aircraft Co | Adaptive power redistribution systems |
US3748600A (en) * | 1972-04-28 | 1973-07-24 | Bell Telephone Labor Inc | Power combining network |
US4081748A (en) * | 1976-07-01 | 1978-03-28 | Northern Illinois Gas Company | Frequency/space diversity data transmission system |
US4298984A (en) * | 1976-10-06 | 1981-11-03 | Her Majesty The Queen In Right Of Canada, As Represented By The Minister Of National Defence | Method and apparatus for improving error rate on radio teletype circuits |
FR2474791A1 (fr) * | 1980-01-29 | 1981-07-31 | Thomson Csf | Systeme de transmission radioelectrique en diversite, de structure simple et economique, et reseau de telecommunication comportant de tels systemes |
US4383332A (en) * | 1980-11-21 | 1983-05-10 | Bell Telephone Laboratories, Incorporated | High capacity digital mobile radio system |
US4513412A (en) * | 1983-04-25 | 1985-04-23 | At&T Bell Laboratories | Time division adaptive retransmission technique for portable radio telephones |
US4635006A (en) * | 1984-12-18 | 1987-01-06 | Rca Corporation | Adjustable waveguide branch directional coupler |
US4710944A (en) * | 1986-10-17 | 1987-12-01 | Rca Corporation | Dual transmit-receive space diversity communication system |
US4841527A (en) * | 1987-11-16 | 1989-06-20 | General Electric Company | Stabilization of random access packet CDMA networks |
JPH0744492B2 (ja) * | 1988-06-15 | 1995-05-15 | 松下電工株式会社 | 偏波ダイバーシチ無線通信方式 |
US4912722A (en) * | 1988-09-20 | 1990-03-27 | At&T Bell Laboratories | Self-synchronous spread spectrum transmitter/receiver |
US5163181A (en) * | 1988-10-21 | 1992-11-10 | Harris Corporation | Multiple rf signal amplification method and apparatus |
US5274836A (en) * | 1989-08-08 | 1993-12-28 | Gde Systems, Inc. | Multiple encoded carrier data link |
GB2237706A (en) * | 1989-11-03 | 1991-05-08 | Racal Res Ltd | Radio communications link with diversity |
IL100213A (en) * | 1990-12-07 | 1995-03-30 | Qualcomm Inc | Mikrata Kedma phone system and its antenna distribution system |
US5228055A (en) * | 1991-01-31 | 1993-07-13 | Clarion Co., Ltd. | Spread spectrum communication device |
JPH05102899A (ja) * | 1991-08-16 | 1993-04-23 | Shiyoudenriyoku Kosoku Tsushin Kenkyusho:Kk | 多周波通信方式 |
US5305353A (en) * | 1992-05-29 | 1994-04-19 | At&T Bell Laboratories | Method and apparatus for providing time diversity |
US5289499A (en) * | 1992-12-29 | 1994-02-22 | At&T Bell Laboratories | Diversity for direct-sequence spread spectrum systems |
-
1994
- 1994-04-28 SG SG1996007769A patent/SG66285A1/en unknown
- 1994-04-28 EP EP94850072A patent/EP0622910B1/en not_active Expired - Lifetime
- 1994-04-28 DE DE69432844T patent/DE69432844T2/de not_active Expired - Lifetime
- 1994-04-29 BR BR9405296-4A patent/BR9405296A/pt not_active Application Discontinuation
- 1994-04-29 JP JP6524621A patent/JPH07508635A/ja active Pending
- 1994-04-29 AU AU67802/94A patent/AU675714B2/en not_active Ceased
- 1994-04-29 NZ NZ266341A patent/NZ266341A/en unknown
- 1994-04-29 CA CA002139234A patent/CA2139234C/en not_active Expired - Lifetime
- 1994-04-29 CN CN94190252A patent/CN1037141C/zh not_active Expired - Lifetime
- 1994-04-29 WO PCT/US1994/004840 patent/WO1994026035A1/en active Application Filing
- 1994-04-29 KR KR1019940704816A patent/KR100331406B1/ko not_active IP Right Cessation
- 1994-05-02 TW TW083103953A patent/TW314672B/zh not_active IP Right Cessation
- 1994-12-28 FI FI946139A patent/FI946139A/fi unknown
-
1995
- 1995-06-30 US US08/497,022 patent/US5584057A/en not_active Expired - Lifetime
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100590985C (zh) * | 1998-08-18 | 2010-02-17 | 比阿恩凤凰公司 | 多层载波离散多音通信技术 |
CN103563251A (zh) * | 2011-05-30 | 2014-02-05 | 日本电气株式会社 | Vswr测量电路、无线通信装置、vswr测量方法、以及其上存储有vswr测量程序的记录介质 |
CN103563251B (zh) * | 2011-05-30 | 2017-04-05 | 日本电气株式会社 | Vswr测量电路、无线通信装置以及vswr测量方法 |
Also Published As
Publication number | Publication date |
---|---|
DE69432844T2 (de) | 2004-05-19 |
EP0622910A3 (en) | 2000-01-12 |
CA2139234C (en) | 2005-06-28 |
KR950702356A (ko) | 1995-06-19 |
DE69432844D1 (de) | 2003-07-31 |
WO1994026035A1 (en) | 1994-11-10 |
CA2139234A1 (en) | 1994-11-10 |
FI946139A (fi) | 1995-02-03 |
AU675714B2 (en) | 1997-02-13 |
FI946139A0 (fi) | 1994-12-28 |
AU6780294A (en) | 1994-11-21 |
CN1037141C (zh) | 1998-01-21 |
EP0622910B1 (en) | 2003-06-25 |
EP0622910A2 (en) | 1994-11-02 |
SG66285A1 (en) | 1999-07-20 |
US5584057A (en) | 1996-12-10 |
KR100331406B1 (ko) | 2002-08-27 |
JPH07508635A (ja) | 1995-09-21 |
NZ266341A (en) | 1996-08-27 |
BR9405296A (pt) | 1999-08-31 |
TW314672B (zh) | 1997-09-01 |
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Address after: North Carolina Patentee after: ERICSSON Inc. Address before: North Carolina Patentee before: Ericsson Ge Mobile Communications Inc. |
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Effective date of registration: 20130609 Address after: Nevada Patentee after: Wireless Planet LLC Address before: Delaware Patentee before: Clastres LLC Effective date of registration: 20130609 Address after: Delaware Patentee after: Clastres LLC Address before: North Carolina Patentee before: ERICSSON Inc. |
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