FI122610B - Effektreglering i ett bredbandigt kommunikationssystem - Google Patents
Effektreglering i ett bredbandigt kommunikationssystem Download PDFInfo
- Publication number
- FI122610B FI122610B FI20041068A FI20041068A FI122610B FI 122610 B FI122610 B FI 122610B FI 20041068 A FI20041068 A FI 20041068A FI 20041068 A FI20041068 A FI 20041068A FI 122610 B FI122610 B FI 122610B
- Authority
- FI
- Finland
- Prior art keywords
- power
- control
- registers
- value
- register
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/005—Control of transmission; Equalising
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/18—TPC being performed according to specific parameters
- H04W52/22—TPC being performed according to specific parameters taking into account previous information or commands
- H04W52/221—TPC being performed according to specific parameters taking into account previous information or commands using past power control commands
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
- H04B7/204—Multiple access
- H04B7/216—Code division or spread-spectrum multiple access [CDMA, SSMA]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
- H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/10—Scheduling measurement reports ; Arrangements for measurement reports
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/06—TPC algorithms
- H04W52/14—Separate analysis of uplink or downlink
- H04W52/143—Downlink power control
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/18—TPC being performed according to specific parameters
- H04W52/22—TPC being performed according to specific parameters taking into account previous information or commands
- H04W52/228—TPC being performed according to specific parameters taking into account previous information or commands using past power values or information
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/38—TPC being performed in particular situations
- H04W52/40—TPC being performed in particular situations during macro-diversity or soft handoff
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/54—Signalisation aspects of the TPC commands, e.g. frame structure
- H04W52/58—Format of the TPC bits
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/54—Signalisation aspects of the TPC commands, e.g. frame structure
- H04W52/60—Signalisation aspects of the TPC commands, e.g. frame structure using different transmission rates for TPC commands
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B2201/00—Indexing scheme relating to details of transmission systems not covered by a single group of H04B3/00 - H04B13/00
- H04B2201/69—Orthogonal indexing scheme relating to spread spectrum techniques in general
- H04B2201/707—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation
- H04B2201/7097—Direct sequence modulation interference
- H04B2201/709709—Methods of preventing interference
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Claims (10)
1. Förfarande för cffcktstyming i bandspridningskommunikationssystem, vilket för-farande omfattar följande steg: tvä eller flera multiplexerade register kopplade tili en styrkrets tillhanda-5 hälles, vilka multiplexerade register styrs av en styrsignal, vilken är härledd frän sändningseffektstymings (TPC) -information, ett register innehäller ett stigande effektstymingsvärde, ett annat register innehäller ett avtagande effektstymingsvärde; en sändningseffekt mäts efter en upplänks sändningsmellanrum; 10 kännetecknat av att ett stigande effektstymingsvärde och ett avtagande effektstymingsvärde för-kalkyleras innan TPC-informationen mottas under användning av den mätta sändningseffekten; de stigande och avtagande effektsymingsvärdena skrivs in i sinä motsvarande 15 register; TPC-informationen mottas; och cvj styrsignalcn, som motsvarar TPC-informationen, styrs tili registrens multien plexer för att koppia det tillbörliga registrets värde tili styrkretsen. cb o
2. Förfarande i enlighet med patentkrav 1, kännetecknat av att mätningssteget sker i o x 20 varje mellanrum efter en fast tidsförskjutning efter en upplänks sändningsmellanrum cc “ för att ta i beaktande tidskonstanten för sändningseffektsdetekteringsfiltrering. oo CO o
^ 3. Förfarande i enlighet med patentkrav 1, kännetecknat av att bestämningssteget o ° innehäller ett beslutsfattande angäende styrsignalen, där ett flertal TPC-signaler är närvarande, säsom under mjuk överkoppling av en basstation. 18
4. Förfarande i enlighet med patentkrav 1, kännetecknat av att förfarandet omfattar före skrivsteget vidare ett steg, där det stigande och avtagande effektsymingsvärdet jämförs med effektsymingsvärdena, vilka tidigare lagrats i registren, och varvid skrivsteget innehäller att endast de stigande och avtagande effektstymingsvärdena 5 som är ändrade skrivs in i sinä motsvarande register.
5. Förfarande i enlighet med patentkrav 1, kännetecknat av att stymingssteget innehäller att en AOC-styrsignal tillhandahälles de multiplexerade registren, vilken AOC-styrsignal väljer registret med det stigande effektsymingsvärdet, sävida TPC-informationen begär om effektökning, och AOC-styrsignalen väljer registret med det 10 avtagande effektstymingsvärdet, sävida TPC-informationen begär om effekt-minskning.
6. Anordning för effektstyming i ett bandspridningskommunikationssystem, vilken anordning omfattar: ett flertal anordningsregister, vilka innehäller ett förkalkylerat stigande effekt-15 symingsvärde och ett förkalkylerat avtagande effektsymingsvärde; en multiplexer kopplad tili anordningsregistren, vilken multiplexer styrs av en styrlinje för att omkopplingsbart väljä ett av registren; en styrkrets kopplad tili multiplexem, ^ kännetecknad av att anordningen vidare omfattar δ CM g 20 en processor, för att tillhandahälla styrlinjen en styrsignal, vilken processor g mäter en sändningseffekt efter kommunikationssystemets upplänkssändnings- g mellanmm, förkalkylerar det stigande effektstymingsvärdet och det av- □_ tagande effektstymingsvärdet innan TPC-informationen mottas under anto o vändning av den mätta sändningseffekten, skriver de stigande och avtagande § 25 effektstymingsvärdena in i sinä motsvarande register, mottar TPC-inform- CM ation frän kommunikationssystemet, och styr den styrsignal som motsvarar 19 TPC-informationen till multiplexem för att koppia det tillbörliga registrets värde till styrkretsen.
7. Anordning i enlighet med patentkrav 6, kännetecknad av att processom mäter sändningseffekten för varje mellanrum efter en fast tidsförskjutning efter en upplänks 5 sändningsmellanrum för att ta i beaktande tidskonstanten för sändningseffekts-detekteringsfiltrering.
8. Anordning i enlighet med patentkrav 6, kännetecknad av att sävida ett flertal TPC-signaler är närvarande, säsom under mjuk överkoppling av en basstation, be-sluter processom om styrsignalen medelst röstning eller efterbehandling.
9. Anordning i enlighet med patentkrav 6, kännetecknad av att processom jämför de stigande och avtagande effektsymingsvärdena med de effektsymingsvärden som är tidigare lagrade i registren, och skriver endast de stigande och avtagande effektstyr-ningsvärdena som är ändrade in i sinä motsvarande register.
10. Anordning i enlighet med patentkrav 6, kännetecknad av att styrsignalen utgörs av en AOC-styrsignal, vilken väljer registret med det stigande effektsymingsvärdet, sävida TPC-informationen begär om effektökning, och väljer registret med det avtagande effektstymingsvärdet, sävida TPC-informationen begär om effektminskning. CVJ δ CVJ 00 o LO o X cc CL 00 CO o o o CM
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/074,860 US6650691B2 (en) | 2002-02-12 | 2002-02-12 | Power control in spread spectrum communications systems |
US7486002 | 2002-02-12 | ||
US0301778 | 2003-01-21 | ||
PCT/US2003/001778 WO2003069804A1 (en) | 2002-02-12 | 2003-01-21 | Power control in spread spectrum communications systems |
Publications (3)
Publication Number | Publication Date |
---|---|
FI20041068A0 FI20041068A0 (sv) | 2004-08-09 |
FI20041068A FI20041068A (sv) | 2004-10-11 |
FI122610B true FI122610B (sv) | 2012-04-13 |
Family
ID=27659971
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI20041068A FI122610B (sv) | 2002-02-12 | 2004-08-09 | Effektreglering i ett bredbandigt kommunikationssystem |
Country Status (7)
Country | Link |
---|---|
US (2) | US6937874B2 (sv) |
JP (1) | JP2005518134A (sv) |
KR (1) | KR100689928B1 (sv) |
CN (1) | CN100448179C (sv) |
AU (1) | AU2003207632A1 (sv) |
FI (1) | FI122610B (sv) |
WO (1) | WO2003069804A1 (sv) |
Families Citing this family (38)
Publication number | Priority date | Publication date | Assignee | Title |
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US6829468B2 (en) * | 2001-03-05 | 2004-12-07 | Lucent Technologies Inc. | Reverse-link power control overshoot considering mobile station transmission limitations |
US7257179B2 (en) * | 2001-03-06 | 2007-08-14 | Research In Motion Limited | Method and apparatus for frequency tracking in a space time transmit diversity receiver |
JP3999567B2 (ja) * | 2002-05-23 | 2007-10-31 | 株式会社エヌ・ティ・ティ・ドコモ | 無線通信システム、無線端末、無線基地局、制御装置及び通信方法 |
CN101257659B (zh) * | 2002-06-06 | 2011-04-06 | 株式会社Ntt都科摩 | 分组通信系统、分组通信方法、基站、移动站、控制装置 |
US20040081131A1 (en) | 2002-10-25 | 2004-04-29 | Walton Jay Rod | OFDM communication system with multiple OFDM symbol sizes |
US7986742B2 (en) | 2002-10-25 | 2011-07-26 | Qualcomm Incorporated | Pilots for MIMO communication system |
US8320301B2 (en) | 2002-10-25 | 2012-11-27 | Qualcomm Incorporated | MIMO WLAN system |
US8208364B2 (en) * | 2002-10-25 | 2012-06-26 | Qualcomm Incorporated | MIMO system with multiple spatial multiplexing modes |
JP2004159221A (ja) * | 2002-11-08 | 2004-06-03 | Renesas Technology Corp | 通信用半導体集積回路および無線通信システム |
WO2004082173A1 (ja) * | 2003-03-12 | 2004-09-23 | Nec Corporation | 送信ビーム制御方法、適応アンテナ送受信装置及び無線基地局 |
JP2006526916A (ja) * | 2003-05-09 | 2006-11-24 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | 移動体通信装置の送信電力を設定するための方法および装置 |
US7353040B2 (en) * | 2003-05-13 | 2008-04-01 | Koninklijke Philips Electronics N.V. | Closed-loop power controlled radio communication system |
US6907025B2 (en) * | 2003-06-06 | 2005-06-14 | Interdigital Technology Corporation | Adjusting the amplitude and phase characteristics of transmitter generated wireless communication signals in response to base station transmit power control signals and known transmitter amplifier characteristics |
KR100560845B1 (ko) * | 2003-10-09 | 2006-03-13 | 에스케이 텔레콤주식회사 | Mm-mb 단말기의 모뎀 간 절체 방법 |
US9473269B2 (en) | 2003-12-01 | 2016-10-18 | Qualcomm Incorporated | Method and apparatus for providing an efficient control channel structure in a wireless communication system |
KR101079084B1 (ko) * | 2004-06-18 | 2011-11-02 | 엘지전자 주식회사 | 소프터 핸드오버 영역에서 상향링크 강화 전용 채널에대한 스케줄링 명령 전송 방법 |
US20060030356A1 (en) * | 2004-08-05 | 2006-02-09 | Haub Dave R | Communication device and method of operation therefore |
GB0422394D0 (en) * | 2004-10-08 | 2004-11-10 | Nokia Corp | Coding selection method |
JP2006186757A (ja) * | 2004-12-28 | 2006-07-13 | Nec Corp | 無線通信システムにおける送信電力制御方法およびその装置。 |
US7676240B2 (en) * | 2005-02-28 | 2010-03-09 | Alcatel-Lucent Usa Inc. | Power control based on estimates of cumulative received energy |
GB2428543B (en) * | 2005-07-20 | 2007-11-07 | Motorola Inc | Method and apparatus for power control of an air interface transmission |
JP2007195076A (ja) * | 2006-01-20 | 2007-08-02 | Nec Corp | 無線通信システムとその送信電力制御方法および装置 |
US20070223621A1 (en) * | 2006-03-21 | 2007-09-27 | M/A-Com, Inc. | Method and apparatus for signal power ramp-up in a communication transmission |
US20070280377A1 (en) * | 2006-06-02 | 2007-12-06 | Rucki John S | Apparatus and method for controlling the output power of a transmitter using a pilot channel power level |
US8094554B2 (en) | 2006-10-26 | 2012-01-10 | Qualcomm Incorporated | Compressed mode operation and power control with discontinuous transmission and/or reception |
US7889810B2 (en) * | 2006-12-15 | 2011-02-15 | Pine Valley Investments, Inc. | Method and apparatus for a nonlinear feedback control system |
WO2008096326A2 (en) * | 2007-02-07 | 2008-08-14 | Koninklijke Philips Electronics N.V. | A method for signalling of power control command combining window |
US7869543B2 (en) * | 2007-03-13 | 2011-01-11 | Pine Valley Investments, Inc. | System and method for synchronization, power control, calibration, and modulation in communication transmitters |
US8009765B2 (en) * | 2007-03-13 | 2011-08-30 | Pine Valley Investments, Inc. | Digital polar transmitter |
US8081710B2 (en) * | 2007-11-08 | 2011-12-20 | Pine Valley Investments, Inc. | System and method for corrected modulation with nonlinear power amplification |
US8136140B2 (en) * | 2007-11-20 | 2012-03-13 | Dish Network L.L.C. | Methods and apparatus for generating metadata utilized to filter content from a video stream using text data |
US7983359B2 (en) * | 2008-02-07 | 2011-07-19 | Pine Valley Investments, Inc. | Synchronization techniques for polar transmitters |
US8233852B2 (en) * | 2008-04-04 | 2012-07-31 | Pine Valley Investments, Inc. | Calibration techniques for non-linear devices |
US8320850B1 (en) * | 2009-03-18 | 2012-11-27 | Rf Micro Devices, Inc. | Power control loop using a tunable antenna matching circuit |
US8731595B2 (en) * | 2009-05-14 | 2014-05-20 | Qualcomm Incorporated | Transmission power management for a moblie device supporting simultaneous transmission on multiple air interfaces |
US8842778B2 (en) * | 2012-06-20 | 2014-09-23 | MagnaCom Ltd. | Multi-mode receiver for highly-spectrally-efficient communications |
US9881680B2 (en) * | 2014-06-03 | 2018-01-30 | Qualcomm Incorporated | Multi-host power controller (MHPC) of a flash-memory-based storage device |
KR20160148149A (ko) | 2015-06-16 | 2016-12-26 | 엄익호 | 다용도 식품 세척기 |
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US5629934A (en) * | 1995-06-30 | 1997-05-13 | Motorola, Inc. | Power control for CDMA communication systems |
JPH11196456A (ja) * | 1998-01-05 | 1999-07-21 | Oki Electric Ind Co Ltd | 送信電力制御装置 |
JP3109589B2 (ja) * | 1998-03-18 | 2000-11-20 | 日本電気株式会社 | Cdma端末の送信パワー調整方法及び装置 |
AU761279B2 (en) * | 1998-03-23 | 2003-05-29 | Samsung Electronics Co., Ltd. | Power control device and method for controlling a reverse link common channel in a CDMA communication system |
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US6166622A (en) * | 1998-10-28 | 2000-12-26 | Texas Instruments Incorporated | Time slot structure for improved TPC estimation in WCDMA |
US6442155B1 (en) * | 1999-12-03 | 2002-08-27 | Samsung Electronics, Co., Ltd. | Device and method for controlling transmission power of a mobile station in a multi-carrier CDMA mobile communication system |
DE60238732D1 (de) * | 2001-01-18 | 2011-02-10 | Ntt Docomo Inc | Vorrichtung und Verfahren zur Sendeleistungsregelung und Mobilstation |
-
2002
- 2002-02-12 US US10/075,045 patent/US6937874B2/en not_active Expired - Lifetime
- 2002-02-12 US US10/074,860 patent/US6650691B2/en not_active Expired - Fee Related
-
2003
- 2003-01-21 AU AU2003207632A patent/AU2003207632A1/en not_active Abandoned
- 2003-01-21 WO PCT/US2003/001778 patent/WO2003069804A1/en active Application Filing
- 2003-01-21 KR KR1020047012489A patent/KR100689928B1/ko not_active IP Right Cessation
- 2003-01-21 JP JP2003568801A patent/JP2005518134A/ja active Pending
- 2003-01-21 CN CNB038037823A patent/CN100448179C/zh not_active Expired - Fee Related
-
2004
- 2004-08-09 FI FI20041068A patent/FI122610B/sv not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
US6937874B2 (en) | 2005-08-30 |
US6650691B2 (en) | 2003-11-18 |
JP2005518134A (ja) | 2005-06-16 |
WO2003069804A1 (en) | 2003-08-21 |
KR100689928B1 (ko) | 2007-03-09 |
FI20041068A0 (sv) | 2004-08-09 |
US20030153345A1 (en) | 2003-08-14 |
AU2003207632A1 (en) | 2003-09-04 |
CN1692575A (zh) | 2005-11-02 |
US20030152135A1 (en) | 2003-08-14 |
KR20040077952A (ko) | 2004-09-07 |
FI20041068A (sv) | 2004-10-11 |
CN100448179C (zh) | 2008-12-31 |
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Legal Events
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