HK1131705A1 - Systems and methods for detecting the presence of a transmission signal in a wireless channel - Google Patents

Systems and methods for detecting the presence of a transmission signal in a wireless channel

Info

Publication number
HK1131705A1
HK1131705A1 HK09111179.1A HK09111179A HK1131705A1 HK 1131705 A1 HK1131705 A1 HK 1131705A1 HK 09111179 A HK09111179 A HK 09111179A HK 1131705 A1 HK1131705 A1 HK 1131705A1
Authority
HK
Hong Kong
Prior art keywords
detecting
systems
methods
transmission signal
wireless channel
Prior art date
Application number
HK09111179.1A
Other languages
English (en)
Inventor
Stephen J Shellhammer
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=39295561&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=HK1131705(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Publication of HK1131705A1 publication Critical patent/HK1131705A1/xx

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
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/40—Circuits
    • H04B1/44—Transmit/receive switching
    • H04B1/46—Transmit/receive switching by voice-frequency signals; by pilot signals
    • 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
    • H04B7/155—Ground-based stations
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/18—Information format or content conversion, e.g. adaptation by the network of the transmitted or received information for the purpose of wireless delivery to users or terminals

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Transmitters (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
  • Circuits Of Receivers In General (AREA)
HK09111179.1A 2006-11-10 2009-11-30 Systems and methods for detecting the presence of a transmission signal in a wireless channel HK1131705A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US86534806P 2006-11-10 2006-11-10
US11/935,911 US8031807B2 (en) 2006-11-10 2007-11-06 Systems and methods for detecting the presence of a transmission signal in a wireless channel
PCT/US2007/084369 WO2008061044A2 (en) 2006-11-10 2007-11-10 Systems and methods for detecting the presence of a transmission signal in a wireless channel

Publications (1)

Publication Number Publication Date
HK1131705A1 true HK1131705A1 (en) 2010-01-29

Family

ID=39295561

Family Applications (1)

Application Number Title Priority Date Filing Date
HK09111179.1A HK1131705A1 (en) 2006-11-10 2009-11-30 Systems and methods for detecting the presence of a transmission signal in a wireless channel

Country Status (16)

Country Link
US (1) US8031807B2 (xx)
EP (1) EP2080274B1 (xx)
JP (2) JP2010509874A (xx)
KR (1) KR101108461B1 (xx)
CN (1) CN101536328B (xx)
AU (1) AU2007319384B2 (xx)
BR (1) BRPI0718588B1 (xx)
CA (1) CA2667739C (xx)
HK (1) HK1131705A1 (xx)
IL (1) IL198240A (xx)
MX (1) MX2009004929A (xx)
MY (1) MY145738A (xx)
NO (1) NO20092201L (xx)
RU (1) RU2414050C2 (xx)
TW (1) TWI360968B (xx)
WO (1) WO2008061044A2 (xx)

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US9112618B2 (en) * 2009-07-02 2015-08-18 Qualcomm Incorporated Coding latency reductions during transmitter quieting
US8463198B2 (en) * 2009-07-15 2013-06-11 Mediatek Inc. Signal processing method and communication apparatus utilizing the same
US8463195B2 (en) * 2009-07-22 2013-06-11 Qualcomm Incorporated Methods and apparatus for spectrum sensing of signal features in a wireless channel
JP5591954B2 (ja) * 2010-01-05 2014-09-17 クゥアルコム・インコーポレイテッド ホワイトスペースデバイス中の送信機の静穏化のための方法および装置
US9319737B2 (en) * 2010-01-05 2016-04-19 Qualcomm Incorporated Transport layer modification to enable transmission gaps
US9942606B2 (en) * 2010-01-05 2018-04-10 Qualcomm Incorporated Application layer modification to enable transmission gaps
US8749714B2 (en) * 2010-01-05 2014-06-10 Qualcomm Incorporated Distinguishing and communicating between white space devices transmitting ATSC-compatible signals
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US10009647B2 (en) * 2010-03-02 2018-06-26 Qualcomm Incorporated Reducing end-to-end latency for communicating information from a user device to a receiving device via television white space
WO2011136560A2 (ko) * 2010-04-27 2011-11-03 엘지전자 주식회사 화이트스페이스 내에서 스테이션의 동작 방법 및 이를 위한 장치
US8792589B2 (en) * 2010-05-13 2014-07-29 Wi-Lan Inc. System and method for protecting transmissions of wireless microphones operating in television band white space
CN102263598A (zh) * 2010-05-25 2011-11-30 陈喆 便于实现而又有效的认知无线电频谱检测方法
US20120083218A1 (en) * 2010-09-30 2012-04-05 Hrishikesh Gossain System and method for collaborative spectrum analysis
US8731474B2 (en) 2011-05-25 2014-05-20 Shared Spectrum Company Method and system for man-made noise rejection detector
CN102571237B (zh) 2011-12-31 2014-08-13 中国科学技术大学 一种基于周期图的无线信号检测方法
RU2537972C1 (ru) * 2013-06-25 2015-01-10 Федеральное государственное автономное образовательное учреждение высшего профессионального образования "Уральский федеральный университет имени первого Президента России Б.Н. Ельцина" Способ передачи данных в полосе частот аналогового тв
US9488730B2 (en) * 2013-07-16 2016-11-08 Qualcomm Incorporated Receiver alias rejection improvement by adding an offset
CN103560838B (zh) * 2013-10-22 2015-04-29 宁波大学 一种抑制直流偏置的能量检测方法
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Also Published As

Publication number Publication date
JP5399531B2 (ja) 2014-01-29
TWI360968B (en) 2012-03-21
KR20090086094A (ko) 2009-08-10
RU2414050C2 (ru) 2011-03-10
WO2008061044A3 (en) 2008-07-10
BRPI0718588A2 (pt) 2014-04-08
TW200830749A (en) 2008-07-16
US20080112467A1 (en) 2008-05-15
CA2667739C (en) 2013-10-01
MY145738A (en) 2012-03-30
RU2009122206A (ru) 2010-12-20
BRPI0718588B1 (pt) 2020-01-28
IL198240A (en) 2014-04-30
WO2008061044A2 (en) 2008-05-22
US8031807B2 (en) 2011-10-04
IL198240A0 (en) 2009-12-24
KR101108461B1 (ko) 2012-02-06
AU2007319384A1 (en) 2008-05-22
CN101536328B (zh) 2013-07-03
MX2009004929A (es) 2009-05-21
JP2012199946A (ja) 2012-10-18
CA2667739A1 (en) 2008-05-22
CN101536328A (zh) 2009-09-16
EP2080274A2 (en) 2009-07-22
NO20092201L (no) 2009-06-08
JP2010509874A (ja) 2010-03-25
AU2007319384B2 (en) 2011-07-07
EP2080274B1 (en) 2015-08-26

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