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301.发明申请公开(公告)号：US20170230964A1
公开(公告)日：2017-08-10
申请号：US15424674
申请日：2017-02-03
Applicant: LG ELECTRONICS INC.
Inventor： Hyunhee PARK , Kiseon RYU , Jeongki KIM , Hangyu CHO , Suhwook KIM
IPC: H04W72/04 , H04W28/20 , H04W74/08 , H04B7/0452 , H04L1/00
CPC classification number: H04W72/0413 , H04B7/0452 , H04B7/0689 , H04L1/0009 , H04L1/0025 , H04W72/0453 , H04W74/004 , H04W84/12
Abstract: A method for a WLAN system of the present invention comprises receiving, by an AP, a request frame requesting change of operating mode of a receiving STA associated with the AP from the receiving STA, wherein the request frame includes a control indicator indicating whether the receiving STA participates in UL MU MIMO transmission, and transmitting a trigger frame for a plurality of user STAs participating in the UL MU MIMO transmission based on the request frame, wherein the trigger frame includes identification information for the plurality of user STAs, resource allocation information for allocation of uplink frequency resources allocated individually for the plurality of user STAs, time information indicating a time interval during which the UL MU MIMO transmission is performed, and coding information indicating a channel coding scheme allocated for each of the plurality of user STAs.
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302.发明申请公开(公告)号：US20170230952A1
公开(公告)日：2017-08-10
申请号：US15502193
申请日：2015-08-05
Applicant: LG ELECTRONICS INC.
Inventor： Jinsoo CHOI , Hangyu CHO , Wookbong LEE , Dongguk LIM
CPC classification number: H04W72/042 , H04L5/0007 , H04L5/0037 , H04L5/0044 , H04W72/04 , H04W84/12
Abstract: Disclosed are a method and a device for allocating wireless resources for transmitting or receiving data in a wireless LAN. The method for allocating the wireless resources in the wireless LAN can comprise the steps of: allocating, by an access point (AP), each of the plurality of wireless resources for each of a plurality of stations (STAs) over the entire bandwidth; and transmitting, by the AP, a physical protocol data unit (PPDU) to each of the plurality of STAs through each of the plurality of wireless resources, wherein each of the plurality of wireless resources can be a combination of a plurality of wireless resource units defined as having different sizes from each other on a frequency axis.
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303.发明申请公开(公告)号：US20170208154A1
公开(公告)日：2017-07-20
申请号：US15406632
申请日：2017-01-13
Applicant: LG ELECTRONICS INC.
Inventor： Sungjin PARK , Hangyu CHO , Kyungtae JO , Jinmin KIM
CPC classification number: H04L1/0083 , H04L1/0031 , H04L1/0057 , H04L5/0048 , H04L2001/0093 , H04W84/12
Abstract: An operation configuration of a station or an access point in a WLAN system is disclosed. In more detail, a method for transmitting and receiving a physical protocol data unit (PPDU) to and from a station or access point in a WLAN system and a device for the same are disclosed.
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304.发明申请公开(公告)号：US20170201357A1
公开(公告)日：2017-07-13
申请号：US15325397
申请日：2015-06-10
Applicant: LG ELECTRONICS INC.
Inventor： Jinsoo CHOI , Wookbong LEE , Dongguk LIM , Hangyu CHO
CPC classification number: H04L5/0007 , H04L27/2605 , H04L27/2613 , H04L27/2628 , H04L27/2646 , H04L27/2666 , H04W72/0413 , H04W84/12 , H04W88/08
Abstract: Disclosed are a method and an apparatus for transmitting a data unit comprising guard intervals having different lengths. A method for transmitting a data unit in a wireless LAN comprises the steps of: a transmission STA generating a PPDU; and the transmission PPDU transmitting the PPDU to one or more reception STAs, wherein the PPDU sequentially comprises a first signal field, a second signal field, and a training field, wherein the first signal field is generated on the basis of a first IFFT size and is transmitted in a first OFDM symbol, the second signal field is generated on the basis of the first IFFT size and is transmitted in a second OFDM symbol, and the training field is generated on the basis of a second IFFT size and is transmitted in a third OFDM symbol.
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公开(公告)号：US20170188306A1
公开(公告)日：2017-06-29
申请号：US15315332
申请日：2015-02-06
Applicant: LG ELECTRONICS INC.
Inventor： Giwon PARK , Kiseon RYU , Jeongki KIM , Hangyu CHO , Suhwook KIM
CPC classification number: H04W52/0245 , H04L5/0023 , H04L5/0048 , H04L5/0055 , H04W84/12 , Y02D70/00 , Y02D70/142 , Y02D70/22
Abstract: Disclosed are a method and a device for operation based on a power save mode in a WLAN. The method for operation based on a power save mode in a WLAN may comprise steps in which: an STA receives an ACK frame from an AP in response to a PS-poll frame; after receiving the ACK frame, the STA receives a different BSS PPDU before receiving a downlink frame from the AP; and the STA determines whether or not to switch to a doze state from an awake state on the basis of the reception strength of the different BSS PPDU.
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Patent Agency Ranking
306.发明申请公开(公告)号：US20170171878A1
公开(公告)日：2017-06-15
申请号：US15323725
申请日：2015-04-03
Applicant: LG ELECTRONICS INC.
Inventor： Jinyoung CHUN , Wookbong LEE , Kiseon RYU , Hangyu CHO , Jinsoo CHOI , Dongguk LIM
CPC classification number: H04W72/1268 , H04B7/00 , H04B7/0404 , H04B7/0452 , H04B7/0617 , H04L1/08 , H04L1/1614 , H04L1/1621 , H04L1/1685 , H04L1/1854 , H04L5/0055 , H04L5/0057 , H04L27/26 , H04L27/2602 , H04W72/0453 , H04W84/12
Abstract: Disclosed are a method for transmitting multi-user uplink data in a wireless communication system and an apparatus therefore. In detail, a method for transmitting multi-user uplink data in a wireless communication system includes: receiving, by a station (STA), a UL MU scheduling frame for initiating uplink multi-user (UL MU) transmission from an access point (AP); transmitting, by the STA, a UL MU data frame to the AP through a frequency band or a stream allocated by the UL MU scheduling frame; and receiving, by the STA, an acknowledge (ACK) frame from the AP in response to the UL MU data frame, wherein the UL MU scheduling frame may include protection duration information for protecting a UL MU procedure.
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307.发明申请公开(公告)号：US20170170937A1
公开(公告)日：2017-06-15
申请号：US15322062
申请日：2015-01-29
Applicant: LG ELECTRONICS INC.
Inventor： Jinyoung CHUN , Kiseon RYU , Wookbong LEE , Hangyu CHO , Suhwook KIM
IPC: H04L5/00
CPC classification number: H04L5/0048 , H04B7/0404 , H04B7/0452 , H04L1/00 , H04L1/0026 , H04L1/0618 , H04L5/0023 , H04L5/0092 , H04L5/0094 , H04L27/2602
Abstract: Disclosed are a method for transmitting multi-user uplink data in a wireless communication system and a device therefor. In detail, a method for transmitting multi-user uplink data in a wireless communication system, includes: receiving, by a station (STA), a sounding request frame from an access point (AP); and transmitting, by the STA, a sounding frame to the AP in response to the sounding request frame, wherein the sounding request frame may include information indicating the number of streams in which the STA needs to transmit the sounding frame, and the sounding frame may include a long training field (LTF) symbols as many as the number of streams.
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公开(公告)号：US20170156148A1
公开(公告)日：2017-06-01
申请号：US15365828
申请日：2016-11-30
Applicant: LG ELECTRONICS INC.
Inventor： Eunsung PARK , Jinsoo CHOI , Hangyu CHO
CPC classification number: H04L5/0048 , H04L5/0007 , H04L5/0053 , H04W72/0453 , H04W84/12
Abstract: Provided are a method and apparatus for transmitting a feedback frame in a WLAN system. More specifically, a transmission apparatus configures the pilot sequence of a first WLAN system using the pilot sequence of a second WLAN system. The transmission apparatus transmits the pilot sequence of the first WLAN system.
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公开(公告)号：US20170127440A1
公开(公告)日：2017-05-04
申请号：US15317662
申请日：2015-04-27
Applicant: LG ELECTRONICS INC.
Inventor： Jinyoung CHUN , Kiseon RYU , Wookbong LEE , Jinsoo CHOI , Dongguk LIM , Hangyu CHO , Suhwook KIM
CPC classification number: H04W72/1284 , H04L1/18 , H04L5/0023 , H04L5/0037 , H04L5/0055 , H04W56/005 , H04W72/0453 , H04W72/0473 , H04W84/12
Abstract: Disclosed are a method and a device for receiving a frame. A method for receiving a frame in a wireless LAN comprises the steps of: an AP transmitting an uplink transmission scheduling frame to a plurality of STAs; the AP receiving, as a response to the uplink transmission scheduling frame, a sync PPDU from each STA; the AP transmitting to the plurality of STAs an adjustment frame comprising adjustment information determined on the basis of the sync PPDU; the AP receiving, on overlapped time resources, an uplink frame transmitted on the basis of the adjustment information by means of each STA; and the AP transmitting to each STA an ACK frame with respect to the uplink frame.
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公开(公告)号：US20170127298A1
公开(公告)日：2017-05-04
申请号：US15316138
申请日：2015-01-27
Applicant: LG ELECTRONICS INC.
Inventor： Kiseon RYU , Jeongki KIM , Giwon PARK , Suhwook KIM , Hangyu CHO
CPC classification number: H04W24/02 , H04L5/0023 , H04L5/0055 , H04L5/0064 , H04L5/0091 , H04W28/0278 , H04W72/0446 , H04W72/1268 , H04W72/1284 , H04W84/12
Abstract: A method and device for receiving a frame are disclosed. The method for receiving a frame over a wireless LAN may include: transmitting, by an access point (AP), an uplink transmission scheduling frame to a plurality of stations (STA); receiving, by the AP, a sync PPDU in response to the uplink transmission scheduling frame from each of the plurality of STAs; transmitting, by the AP, an adjustment frame, including adjustment information determined based on the sync PPDU, to the plurality of STAs; receiving, by the AP, the uplink frame transmitted based on the adjustment information by each of the plurality of STAs over an overlap time resource; and transmitting, by the AP, an ACK frame of the uplink frame to each of the plurality of STAs.
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