CN105191238A - 用于在低功率的单链监听与多链解调之间进行切换的方法和装置 - Google Patents

用于在低功率的单链监听与多链解调之间进行切换的方法和装置 Download PDF

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Publication number
CN105191238A
CN105191238A CN201480013022.XA CN201480013022A CN105191238A CN 105191238 A CN105191238 A CN 105191238A CN 201480013022 A CN201480013022 A CN 201480013022A CN 105191238 A CN105191238 A CN 105191238A
Authority
CN
China
Prior art keywords
receive
chains
receive chains
chain
receive chain
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.)
Pending
Application number
CN201480013022.XA
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English (en)
Chinese (zh)
Inventor
K·史
P·胡斯特德
N·张
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qualcomm Inc
Original Assignee
Qualcomm Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Publication of CN105191238A publication Critical patent/CN105191238A/zh
Pending legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/02—Power saving arrangements
    • H04W52/0209—Power saving arrangements in terminal devices
    • H04W52/0261—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level
    • H04W52/0274—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level by switching on or off the equipment or parts thereof
    • H04W52/028—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level by switching on or off the equipment or parts thereof switching on or off only a part of the equipment circuit blocks
    • 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
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0868—Hybrid systems, i.e. switching and combining
    • H04B7/0871—Hybrid systems, i.e. switching and combining using different reception schemes, at least one of them being a diversity reception scheme
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H04L25/0204—Channel estimation of multiple channels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H04L25/0224—Channel estimation using sounding signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0264—Arrangements for coupling to transmission lines
    • H04L25/0292—Arrangements specific to the receiver end
    • H04L25/0296—Arrangements to ensure DC-balance
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/06—DC level restoring means; Bias distortion correction ; Decision circuits providing symbol by symbol detection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/02—Power saving arrangements
    • H04W52/0209—Power saving arrangements in terminal devices
    • H04W52/0225—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal
    • H04W52/0245—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal according to signal strength
    • 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
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0837—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using pre-detection combining
    • H04B7/0842—Weighted combining
    • H04B7/0848—Joint weighting
    • H04B7/0857—Joint weighting using maximum ratio combining techniques, e.g. signal-to- interference ratio [SIR], received signal strenght indication [RSS]
    • 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)
  • Power Engineering (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
  • Circuits Of Receivers In General (AREA)
CN201480013022.XA 2013-03-14 2014-03-04 用于在低功率的单链监听与多链解调之间进行切换的方法和装置 Pending CN105191238A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US13/831,238 2013-03-14
US13/831,238 US9060338B2 (en) 2013-03-14 2013-03-14 Method and apparatus for switching between low-power, single-chain listen and multiple-chain demodulation
PCT/US2014/020119 WO2014158781A1 (en) 2013-03-14 2014-03-04 Method and apparatus for switching between low-power, single-chain listen and multiple-chain demodulation

Publications (1)

Publication Number Publication Date
CN105191238A true CN105191238A (zh) 2015-12-23

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201480013022.XA Pending CN105191238A (zh) 2013-03-14 2014-03-04 用于在低功率的单链监听与多链解调之间进行切换的方法和装置

Country Status (6)

Country Link
US (2) US9060338B2 (enExample)
EP (1) EP2974188A1 (enExample)
JP (1) JP2016516347A (enExample)
KR (1) KR20150129800A (enExample)
CN (1) CN105191238A (enExample)
WO (1) WO2014158781A1 (enExample)

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CN109120325A (zh) * 2017-06-23 2019-01-01 中兴通讯股份有限公司 Dpu接收机的信号处理方法、装置及存储介质
WO2021208652A1 (zh) * 2020-04-17 2021-10-21 华为技术有限公司 一种接收链开启状态切换方法及第一多链路设备
TWI823619B (zh) * 2021-10-15 2023-11-21 聯發科技股份有限公司 無線通訊中的低功耗偵聽方法以及相關裝置

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US10856220B2 (en) * 2015-12-21 2020-12-01 Apple Inc. Energy-efficient signal processing
US10009840B2 (en) * 2016-03-09 2018-06-26 Intel IP Corporation Access point (AP), Station (STA) and method for subcarrier scaling
US20170325169A1 (en) * 2016-05-06 2017-11-09 Qualcomm Incorporated Power fallback wireless local area network receiver
WO2019005632A1 (en) * 2017-06-27 2019-01-03 Intel IP Corporation IMPROVED SPATIAL MULTIPLEXING FOR WIRELESS COMMUNICATIONS
EP3845008A1 (en) * 2018-11-12 2021-07-07 Sony Corporation Method and apparatus for network management of assistance information signaling
EP3800804B1 (en) 2019-10-02 2023-09-20 INTEL Corporation Radio frequency repeater circuitry
CN116346556B (zh) * 2023-05-26 2023-07-25 高拓讯达(北京)微电子股份有限公司 一种多模接收机中信号模式检测方法、装置、设备及介质

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CN102790662A (zh) * 2011-04-24 2012-11-21 美国博通公司 装置以及用于操作通信设备的方法

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109120325A (zh) * 2017-06-23 2019-01-01 中兴通讯股份有限公司 Dpu接收机的信号处理方法、装置及存储介质
CN109120325B (zh) * 2017-06-23 2023-04-18 中兴通讯股份有限公司 Dpu接收机的信号处理方法、装置及存储介质
WO2021208652A1 (zh) * 2020-04-17 2021-10-21 华为技术有限公司 一种接收链开启状态切换方法及第一多链路设备
TWI823619B (zh) * 2021-10-15 2023-11-21 聯發科技股份有限公司 無線通訊中的低功耗偵聽方法以及相關裝置

Also Published As

Publication number Publication date
WO2014158781A1 (en) 2014-10-02
KR20150129800A (ko) 2015-11-20
US20140269995A1 (en) 2014-09-18
EP2974188A1 (en) 2016-01-20
US9060338B2 (en) 2015-06-16
US20150063500A1 (en) 2015-03-05
US9167531B2 (en) 2015-10-20
JP2016516347A (ja) 2016-06-02

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Application publication date: 20151223