SG11202004131XA - System and method for nonlinearity estimation with reference signals - Google Patents

System and method for nonlinearity estimation with reference signals

Info

Publication number
SG11202004131XA
SG11202004131XA SG11202004131XA SG11202004131XA SG11202004131XA SG 11202004131X A SG11202004131X A SG 11202004131XA SG 11202004131X A SG11202004131X A SG 11202004131XA SG 11202004131X A SG11202004131X A SG 11202004131XA SG 11202004131X A SG11202004131X A SG 11202004131XA
Authority
SG
Singapore
Prior art keywords
reference signals
nonlinearity estimation
nonlinearity
estimation
signals
Prior art date
Application number
SG11202004131XA
Inventor
Ariel Yaakov Sagi
Igor Gutman
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 SG11202004131XA publication Critical patent/SG11202004131XA/en

Links

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
    • H04B1/0475—Circuits with means for limiting noise, interference or distortion
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/32—Modifications of amplifiers to reduce non-linear distortion
    • H03F1/3241—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/20—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
    • H03F3/24—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers of transmitter output stages
    • 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
    • H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
    • H04B1/109—Means associated with receiver for limiting or suppressing noise or interference by improving strong signal performance of the receiver when strong unwanted signals are present at the receiver input
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/0007—Code type
    • H04J13/0055—ZCZ [zero correlation zone]
    • H04J13/0059—CAZAC [constant-amplitude and zero auto-correlation]
    • H04J13/0062—Zadoff-Chu
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0036—Systems modifying transmission characteristics according to link quality, e.g. power backoff arrangements specific to the receiver
    • H04L1/0039—Systems modifying transmission characteristics according to link quality, e.g. power backoff arrangements specific to the receiver other detection of signalling, e.g. detection of TFCI explicit signalling
    • 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
    • H04L25/0226—Channel estimation using sounding signals sounding signals per se
    • 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
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L25/03012—Arrangements for removing intersymbol interference operating in the time domain
    • H04L25/03019—Arrangements for removing intersymbol interference operating in the time domain adaptive, i.e. capable of adjustment during data reception
    • 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
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L25/03343—Arrangements at the transmitter end
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/38—Synchronous or start-stop systems, e.g. for Baudot code
    • H04L25/40—Transmitting circuits; Receiving circuits
    • H04L25/49—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/0091—Transmitter details
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/451—Indexing scheme relating to amplifiers the amplifier being a radio frequency amplifier

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Amplifiers (AREA)
  • Dc Digital Transmission (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
SG11202004131XA 2017-12-18 2018-12-18 System and method for nonlinearity estimation with reference signals SG11202004131XA (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201762607161P 2017-12-18 2017-12-18
US16/222,884 US10707907B2 (en) 2017-12-18 2018-12-17 System and method for nonlinearity estimation with reference signals
PCT/US2018/066264 WO2019126193A1 (en) 2017-12-18 2018-12-18 System and method for nonlinearity estimation with reference signals

Publications (1)

Publication Number Publication Date
SG11202004131XA true SG11202004131XA (en) 2020-07-29

Family

ID=66814808

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11202004131XA SG11202004131XA (en) 2017-12-18 2018-12-18 System and method for nonlinearity estimation with reference signals

Country Status (9)

Country Link
US (2) US10707907B2 (en)
EP (2) EP4254885A3 (en)
JP (2) JP6922094B2 (en)
KR (2) KR102238675B1 (en)
CN (2) CN113595568B (en)
BR (1) BR112020011956B1 (en)
SG (1) SG11202004131XA (en)
TW (1) TWI727240B (en)
WO (1) WO2019126193A1 (en)

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US10707907B2 (en) 2017-12-18 2020-07-07 Qualcomm Incorporated System and method for nonlinearity estimation with reference signals
US11711186B2 (en) * 2021-05-13 2023-07-25 Qualcomm Incorporated Enhanced demodulation reference signal for digital post distortion assist
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US11245428B2 (en) 2020-03-12 2022-02-08 Qualcomm Incorporated Digital predistortion training procedure for massive array
US11489700B2 (en) 2021-01-04 2022-11-01 Qualcomm Incorporated Non-linear reference signal design
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US11611895B2 (en) * 2021-03-24 2023-03-21 Qualcomm Incorporated Reference signals for power amplifier compression measurements
WO2022229046A1 (en) * 2021-04-30 2022-11-03 Nokia Technologies Oy Compensating power amplifier distortion
US11870629B2 (en) * 2021-05-13 2024-01-09 Qualcomm Incorporated Enhanced phase tracking reference signal for digital post distortion assist
CN115413009A (en) * 2021-05-28 2022-11-29 华为技术有限公司 Power amplifier nonlinear characteristic parameter determination method and related device
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US11626894B2 (en) * 2021-07-16 2023-04-11 Qualcomm Incorporated Channel and power amplifier nonlinearity estimation
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US11728833B2 (en) * 2021-12-29 2023-08-15 Qualcomm Incorporated Multi-user digital post distortion
KR20230112455A (en) * 2022-01-20 2023-07-27 삼성전자주식회사 Method and apparatus for transmitting non-linear state information for compensating non-linearity of transmitter in wireless communication system
WO2023151774A1 (en) * 2022-02-08 2023-08-17 Huawei Technologies Co., Ltd. Devices and methods for wireless communication in a wireless network
JP2023149479A (en) 2022-03-31 2023-10-13 Kddi株式会社 Transmitter, method, and program
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CN117014264A (en) * 2022-04-28 2023-11-07 维沃移动通信有限公司 Predistortion processing method, device and equipment
US20230361794A1 (en) * 2022-05-05 2023-11-09 Qualcomm Incorporated Techniques for transmitting digital pre-distortion information
US20240039646A1 (en) * 2022-07-26 2024-02-01 Qualcomm Incorporated Selective non-linearity correction for reducing power consumption and latency
US20240039775A1 (en) * 2022-07-29 2024-02-01 Qualcomm Incorporated Non-linearity estimation techniques for digital post distortion (dpod) in a wireless system
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Also Published As

Publication number Publication date
EP4254885A3 (en) 2023-10-25
US20190190552A1 (en) 2019-06-20
EP3729753B1 (en) 2023-07-05
TW201929464A (en) 2019-07-16
KR102238675B1 (en) 2021-04-09
CN111567001A (en) 2020-08-21
CN113595568B (en) 2022-06-24
EP3729753A1 (en) 2020-10-28
JP2020202568A (en) 2020-12-17
CN113595568A (en) 2021-11-02
WO2019126193A1 (en) 2019-06-27
TWI727240B (en) 2021-05-11
US10707907B2 (en) 2020-07-07
KR20210010666A (en) 2021-01-27
BR112020011956B1 (en) 2022-01-18
JP6922094B2 (en) 2021-08-18
JP2021507605A (en) 2021-02-22
BR112020011956A2 (en) 2020-11-17
KR20200074245A (en) 2020-06-24
US20200321992A1 (en) 2020-10-08
KR102451615B1 (en) 2022-10-06
EP4254885A2 (en) 2023-10-04
US11108419B2 (en) 2021-08-31
CN111567001B (en) 2021-08-06

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