AU2019239097B2 - Search space overbooking and pruning - Google Patents

Search space overbooking and pruning Download PDF

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Publication number
AU2019239097B2
AU2019239097B2 AU2019239097A AU2019239097A AU2019239097B2 AU 2019239097 B2 AU2019239097 B2 AU 2019239097B2 AU 2019239097 A AU2019239097 A AU 2019239097A AU 2019239097 A AU2019239097 A AU 2019239097A AU 2019239097 B2 AU2019239097 B2 AU 2019239097B2
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AU
Australia
Prior art keywords
sets
cces
decoding candidates
search space
available
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Active
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AU2019239097A
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English (en)
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AU2019239097A1 (en
Inventor
Heechoon Lee
Jing Sun
Huilin Xu
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.)
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Publication date
Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Publication of AU2019239097A1 publication Critical patent/AU2019239097A1/en
Application granted granted Critical
Publication of AU2019239097B2 publication Critical patent/AU2019239097B2/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J11/00—Orthogonal multiplex systems, e.g. using WALSH codes
    • H04J11/0069—Cell search, i.e. determining cell identity [cell-ID]
    • H04J11/0086—Search parameters, e.g. search strategy, accumulation length, range of search, thresholds
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0053—Allocation of signalling, i.e. of overhead other than pilot signals
    • 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
    • H04L1/0038—Blind format detection
    • 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
    • H04L25/0238—Channel estimation using blind estimation
    • 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
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W8/00—Network data management
    • H04W8/26—Network addressing or numbering for mobility support
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0003—Two-dimensional division
    • H04L5/0005—Time-frequency
    • H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A) or DMT

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Databases & Information Systems (AREA)
  • Power Engineering (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)
AU2019239097A 2018-03-23 2019-03-22 Search space overbooking and pruning Active AU2019239097B2 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201862647553P 2018-03-23 2018-03-23
US62/647,553 2018-03-23
US16/360,810 2019-03-21
US16/360,810 US10673553B2 (en) 2018-03-23 2019-03-21 Search space overbooking and pruning
PCT/US2019/023710 WO2019183565A1 (en) 2018-03-23 2019-03-22 Search space overbooking and pruning

Publications (2)

Publication Number Publication Date
AU2019239097A1 AU2019239097A1 (en) 2020-09-17
AU2019239097B2 true AU2019239097B2 (en) 2023-06-15

Family

ID=67985888

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2019239097A Active AU2019239097B2 (en) 2018-03-23 2019-03-22 Search space overbooking and pruning

Country Status (10)

Country Link
US (4) US10673553B2 (https=)
EP (1) EP3769458B1 (https=)
JP (1) JP7419247B2 (https=)
KR (1) KR102720285B1 (https=)
CN (1) CN111886827B (https=)
AU (1) AU2019239097B2 (https=)
BR (1) BR112020019051A2 (https=)
SG (1) SG11202007797XA (https=)
TW (1) TWI746945B (https=)
WO (1) WO2019183565A1 (https=)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10673553B2 (en) 2018-03-23 2020-06-02 Qualcomm Incorporated Search space overbooking and pruning
US11758514B2 (en) * 2019-12-20 2023-09-12 Qualcomm Incorporated Physical downlink control channel candidates related to physical downlink control channel repetitions
US11483860B2 (en) * 2020-01-15 2022-10-25 Qualcomm Incorporated Wideband control signal transmission
KR20240045371A (ko) 2020-05-04 2024-04-05 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 무선 통신 네트워크에서 물리 다운링크 제어 채널의 신뢰성과 성능을 향상시키기 위한 방법 및 장치
KR20210156056A (ko) 2020-06-17 2021-12-24 삼성전자주식회사 무선 통신 시스템에서 데이터 수신시 소모되는 전력을 저감하기 위한 장치 및 방법
JP7652885B2 (ja) * 2020-10-23 2025-03-27 中興通訊股▲ふん▼有限公司 パラメータ推定のためのシステムおよび方法
CN116711411A (zh) * 2021-01-14 2023-09-05 高通股份有限公司 有条件的盲解码限制减少
US12155468B2 (en) * 2021-12-14 2024-11-26 Qualcomm Incorporated Communications state switching of a base station

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20170026943A1 (en) * 2010-05-14 2017-01-26 Lg Electronics Inc. Method for allocating resources in a wireless communication system and a device for the same

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9344259B2 (en) * 2007-06-20 2016-05-17 Google Technology Holdings LLC Control channel provisioning and signaling
US8995358B2 (en) 2009-04-30 2015-03-31 Qualcomm Incorporated False detection reduction during multi-carrier operation
PL2443783T3 (pl) * 2009-06-15 2018-04-30 Guangdong Oppo Mobile Telecommunications Corp., Ltd. System i sposób współdzielenia kanału sterującego dla agregacji nośnych
US8340676B2 (en) * 2009-06-25 2012-12-25 Motorola Mobility Llc Control and data signaling in heterogeneous wireless communication networks
US9351293B2 (en) * 2009-09-11 2016-05-24 Qualcomm Incorporated Multiple carrier indication and downlink control information interaction
US9503239B2 (en) * 2011-08-11 2016-11-22 Telefonaktiebolaget Lm Ericsson (Publ) Radio network node, user equipment and methods therein
US20130058285A1 (en) * 2011-09-02 2013-03-07 Renesas Mobile Corporation Spatial hashing for enhanced control channel search spaces
EP2795981A1 (en) * 2011-12-22 2014-10-29 Interdigital Patent Holdings, Inc. Control signaling in lte carrier aggregation
PL2829004T3 (pl) 2012-03-19 2019-04-30 Ericsson Telefon Ab L M Agregacja zasobów w rozszerzonych kanałach sterowania
ES2548428T3 (es) * 2012-05-07 2015-10-16 Mstar Semiconductor, Inc. Aparato de recepción y desmodulación de símbolos de OFDM y método de desmodulación
JP5726819B2 (ja) * 2012-05-11 2015-06-03 株式会社Ｎｔｔドコモ 復号方法、無線基地局、ユーザ端末及び無線通信システム
PL3447958T3 (pl) * 2012-08-03 2020-11-16 Telefonaktiebolaget Lm Ericsson (Publ) Projekt przestrzeni wyszukiwania EPDCCH
US10491328B2 (en) * 2015-08-28 2019-11-26 Intel IP Corporation Beamformed physical downlink control channels (BPDCCHs) for narrow beam based wireless communication
US10075949B2 (en) * 2016-02-02 2018-09-11 Motorola Mobility Llc Method and apparatus for low latency transmissions
US11395292B2 (en) 2015-11-06 2022-07-19 Motorola Mobility Llc Method and apparatus for low latency transmissions
US10271321B1 (en) * 2016-06-17 2019-04-23 Mbit Wireless, Inc. Method and apparatus for blind decoding
US20170373793A1 (en) * 2016-06-24 2017-12-28 Qualcomm Incorporated Techniques for managing blind decoding reduction for control channel search spaces
US10362565B2 (en) 2016-06-29 2019-07-23 Lg Electronics Inc. Method and user equipment for transmitting uplink signal, and method and base station for receiving uplink signal
EP4236216A3 (en) * 2018-01-10 2023-10-11 InterDigital Patent Holdings, Inc. Methods for identifying resources of a new radio physical downlink control channel which have been preempted by ultra-reliable low latency communication
US10673553B2 (en) 2018-03-23 2020-06-02 Qualcomm Incorporated Search space overbooking and pruning

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20170026943A1 (en) * 2010-05-14 2017-01-26 Lg Electronics Inc. Method for allocating resources in a wireless communication system and a device for the same

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
ERICSSON: "Remaining Issues on Search Spaces", 3GPP DRAFT; R1-1802903, 3RD GENERATION PARTNERSHIP PROJECT (3GPP), MOBILE COMPETENCE CENTRE ; 650, ROUTE DES LUCIOLES ; F-06921 SOPHIA-ANTIPOLIS CEDEX ; FRANCE, vol. RAN WG1, no. Athens, Greece; 20180226 - 20180302, R1-1802903, 17 February 2018 (2018-02-17), Mobile Competence Centre ; 650, route des Lucioles ; F-06921 Sophia-Antipolis Cedex ; France , XP051398292 *
INTERDIGITAL INC.: "On remaining issues of search space", 3GPP DRAFT; R1-1802622 ON REMAINING ISSUES OF SEARCH SPACE, 3RD GENERATION PARTNERSHIP PROJECT (3GPP), MOBILE COMPETENCE CENTRE ; 650, ROUTE DES LUCIOLES ; F-06921 SOPHIA-ANTIPOLIS CEDEX ; FRANCE, vol. RAN WG1, no. Athens, Greece; 20180226 - 20180302, R1-1802622 On remaining issues of search space, 17 February 2018 (2018-02-17), Mobile Competence Centre ; 650, route des Lucioles ; F-06921 Sophia-Antipolis Cedex ; France , XP051398060 *

Also Published As

Publication number Publication date
WO2019183565A1 (en) 2019-09-26
EP3769458B1 (en) 2024-09-25
JP2021518691A (ja) 2021-08-02
US11063682B2 (en) 2021-07-13
CN111886827A (zh) 2020-11-03
EP3769458A1 (en) 2021-01-27
EP3769458C0 (en) 2024-09-25
JP7419247B2 (ja) 2024-01-22
KR20200133221A (ko) 2020-11-26
KR102720285B1 (ko) 2024-10-21
SG11202007797XA (en) 2020-10-29
US20200287646A1 (en) 2020-09-10
US20190296847A1 (en) 2019-09-26
BR112020019051A2 (pt) 2021-01-05
CN111886827B (zh) 2023-06-06
US20210226715A1 (en) 2021-07-22
AU2019239097A1 (en) 2020-09-17
US10673553B2 (en) 2020-06-02
US10958369B2 (en) 2021-03-23
US20200304227A1 (en) 2020-09-24
TWI746945B (zh) 2021-11-21
TW201941626A (zh) 2019-10-16

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