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Recent patent applications related to Newracom Inc. Newracom Inc is listed as an Agent/Assignee. Note: Newracom Inc may have other listings under different names/spellings. We're not affiliated with Newracom Inc, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "N" | Newracom Inc-related inventors


Aggregation methods and systems for multi-user mimo or ofdma operation

In an example of multi-user wireless communications, an access point may send a downlink frame, including a first signaling field and a second signaling field, to multiple stations. The first and second signaling fields are located in a header of the downlink frame. ... Newracom Inc

Method and apparatus for frame exchange in a high efficiency wireless lan

A frame exchange in a high efficiency wlan (hew) includes a method for exchanging frames implemented by an access point in a wireless local area network. The method further includes transmitting to one or more stations (stas) a first frame eliciting a second frame from the one or more stas in a downlink (dl) physical layer protocol data unit (ppdu), wherein the dl ppdu carrying the first frame includes information indicating a type of a ppdu carrying the second frame from ppdu types including a single user (su) ppdu and a multiple user (mu) ppdu; and receiving from the one or more stas the second frame in an uplink (ul) ppdu having a type determined based on the information indicating the type of the ppdu.. ... Newracom Inc

Transmission method

In a wlan, a device sets a first nav to a bandwidth used by a signal from a second device. The device selects a channel that does not correspond to the bandwidth from among a plurality of channels when a predetermined condition is satisfied. ... Newracom Inc

Bandwidth determination for multiple user transmission in a high efficiency wireless lan

The present disclosure relates to a method and apparatus for determining a bandwidth for multi-user (mu) transmission in a high efficiency wlan (hew). According to one aspect of the present disclosure, a method for transmitting by a station (sta) to an access point (ap) an uplink physical layer protocol data unit (ppdu) frame in a wlan may be provided. ... Newracom Inc

Sounding procedure including uplink multiple-user transmission in a high efficiency wireless lan

The present disclosure relates to a sounding procedure including uplink multi-user transmission in a high efficiency wlan (hew). According to one aspect of the present disclosure, a method for transmitting a response frame by a responding station (sta) to a transmitting sta in a wireless local area network may be provided. ... Newracom Inc

Efficient dl ofdma frequency selectivity harvesting

A method for communication in a wireless local area network comprises receiving a frame at a first device, the frame being transmitted by a second device. The method further comprises determining, by the first device using the frame, a channel strength for each of a plurality of sub-bands associated with a bandwidth of the frame. ... Newracom Inc

Method and apparatus for transmitting response frame based on type in a high efficiency wireless lan

The present disclosure relates to a method and apparatus for transmitting a response frame based on a type in a high efficiency wireless local area network (wlan) (hew). According to an aspect, a method for transmitting an uplink frame by a station (sta) to an access point (ap) in a wlan may be provided. ... Newracom Inc

Method and apparatus for wide bandwidth ppdu transmission in a high efficiency wireless lan

Methods and apparatus for a wideband physical layer protocol data unit (ppdu) transmission in a high efficiency wlan (hew) include a method for transmitting a physical layer protocol data unit (ppdu) in a wireless local area network. The method may further include performing a stream parsing of data bit streams to output blocks, determining whether to perform a segment parsing of the blocks based on a predetermined condition to output frequency subblocks, performing a constellation mapping of the blocks or the frequency subblocks, and transmitting the ppdu.. ... Newracom Inc

System and method for packet information indication in communication systems

A wireless device is described that may selectively include resource allocation information in a frame to be transmitted to one or more other wireless devices. The resource allocation may indicate channel/sub-channel assignment for each wireless device. ... Newracom Inc

Implicit sounding for ofdma operation

A method for communication in a wireless local area network comprises receiving, at a first device, a control frame from a second device. The method further comprises determining, by the first device using the control frame, a channel state information (csi) for each of a plurality of sub bands of a bandwidth of the control frame, and allocating, by the first device to the second device, one or more sub bands from the plurality of sub bands based on the determination, the one or more sub bands to be allocated to the second device for transmitting data to the second device from the first device via an orthogonal frequency division multiple access (ofdma) frame.. ... Newracom Inc

Channel access mechanism

A method and system to improve backoff counter handling with relation to a clear channel assessment (cca) process. The method and system improve a wireless medium availability by adjusting the backoff counter such that the processing of a preamble of a frame received during a backoff is taken into account. ... Newracom Inc

Ofdma mapping for clients with various bandwidths

A method for communicating a signaling field in a wireless communications system comprises transmitting, by a wireless device, a frame through a medium. Transmitting the frame includes transmitting a first portion of a signaling field in the frame using a first channel and transmitting a second portion of the signaling field in the frame using a second channel. ... Newracom Inc

Method for transmitting and receiving frame in wireless local area network

Disclosed are methods and apparatuses for transmitting and receiving a frame in a wlan. A method for transmitting a frame, performed in a first station, may comprise receiving a first ppdu; determining whether a bss of the first ppdu is a bss to which the first station belongs or a bss to which the first station does not belong; when the bss of the first ppdu is the bss to which the first station does not belong and a received signal strength of the first ppdu is higher than a first threshold, setting a virtual carrier sensing by using information included in a preamble of the first ppdu. ... Newracom Inc

Method and apparatus for uplink channel access in a high efficiency wireless lan

The present disclosure relates to a method and apparatus for uplink channel access in a high efficiency wlan (hew). According to one aspect, a method for transmitting an uplink frame by a station (sta) to an access point (ap) in a wireless local area network may be provided. ... Newracom Inc

05/03/18 / #20180123844

Support of frequency diversity mode for block code based transmission in ofdma

Transmitting a frame may include determining a numerology according to a channel bandwidth, indicating the numerology in a field of a frame, and transmitting the frame using the numerology. Receiving a frame may include receiving a preamble of a frame, determining a numerology using the preamble, and receiving later portions of the frame using the numerology. ... Newracom Inc

04/19/18 / #20180109362

Downlink physical layer protocol data unit format in a high efficiency wireless lan

The present invention provides a new downlink frame format to support mu-mimo and ofdma, and methods, apparatuses, etc. Therefor. ... Newracom Inc

04/05/18 / #20180097917

Method for transmitting and receiving frame, and wireless device implementing the same method

A method for transmitting a frame is provided by a device in a wireless communication network. The device compensates a carrier frequency using a value of carrier frequency offset (cfo), and transmits a frame with the compensated carrier frequency to a receiver. ... Newracom Inc

04/05/18 / #20180097549

Apparatus and methods for multi-user simultaneous transmission

The embodiments provide a method implemented by a first station (sta) for transmitting a frame to an access point (ap) as part of an uplink multi-user simultaneous transmission. The method avoids unintentional beamforming at the ap. ... Newracom Inc

01/18/18 / #20180020460

Aggregated he control content in a-mpdu

A method implemented by an access point (ap) in a wireless local area network (wlan). The method includes providing, by the ap, a first media access control (mac) protocol data unit (mpdu) in a downlink frame, where the first mpdu is addressed to a first set of stations and the first mpdu includes first trigger information for scheduling an uplink transmission, providing, by the ap, a second mpdu in the downlink frame, where the second mpdu is addressed to a second set of stations and the second mpdu includes second trigger information for scheduling the uplink transmission and the second trigger information includes a second set of values that are set to be the same as a first set of values in the first trigger information, and transmitting, by the ap, the downlink frame to the first and second set of stations.. ... Newracom Inc

01/11/18 / #20180014324

Method for transmitting and receiving frame in wireless local area network and apparatus for the same

. . Disclosed are method for transmitting and receiving frame in wireless local area network and apparatus for the same. A communication method performed in a first station, the communication method comprises receiving, through a channel from an access point, a first frame notifying a first period for transmission or reception of a frame; and processing the first frame, wherein a second period exists between the first frame and the first period, and wherein the second period is a contention period during which stations are allowed to contend for the channel. ... Newracom Inc

01/11/18 / #20180014293

Multiple network allocation vector operation

A first wireless device may determine a bandwidth for transmitting a frame, calculate two or more spatial reuse (sr) parameter values for the bandwidth, set, using the sr parameter values, first and second sr fields of the frame based on the bandwidth and a channel center frequency in which the bandwidth is carried, and transmit the frame to a second wireless device on the bandwidth. The first and second sr fields may be set to a first value when the bandwidth is a 40 mhz bandwidth and the channel center frequency is in a 2.4 ghz band. ... Newracom Inc

01/04/18 / #20180006858

Multi-user communication in wireless networks

An access point (ap) performs a multi-user (mu) transmission by allocating a plurality of resources of an up-link (ul) mu transmission to a first plurality of stations, and by transmitting, using one or more 20 mhz channels, a down-link (dl) phy layer convergence procedure (plcp) protocol data unit (ppdu). The dl ppdu includes trigger information. ... Newracom Inc

11/16/17 / #20170331736

Ack policy for uplink and downlink mu ppdu

A network device is to function as a station (sta) in a wireless local area network (wlan) that acknowledges a downlink (dl) multi-user (mu) physical layer (phy) protocol data unit (ppdu) transmitted by an access point (ap). The network device includes one or more processors that are configured to cause the network device functioning as the sta to perform operations including decoding a frame from the dl mu ppdu, determining whether an ack policy field of the frame is set to a binary value of ‘01’, determining whether trigger information for an uplink (ul) mu transmission has been obtained from the dl mu ppdu, and responsive to a determination that the ack policy filed of the frame is set to the binary value of ‘01’ and the trigger information has been obtained from the dl mu ppdu, transmitting a trigger-based immediate acknowledgement frame to the ap.. ... Newracom Inc

10/26/17 / #20170310339

Communication of user specific control information in a wireless network

A wireless device generates a high efficiency signal b (he-sig-b) field by block convolution code (bcc) encoding and rate-matching a bcc block of the he-sig-b field, generates a physical layer protocol data unit (ppdu) including the he-sig-b field, and transmits the ppdu. A total number n is a total number of bits of the he-sig-b field that precede the bcc block, and is greater than 0. ... Newracom Inc

10/12/17 / #20170295041

Frame transmitting method and frame receiving method

A method of transmitting a frame is provided by a device in a wlan. The device sets as additional data subcarriers some of subcarriers which are not set as data subcarriers in at least part of fields included in a frame of a legacy frame format, and allocates information to the additional data subcarriers.. ... Newracom Inc

10/05/17 / #20170289987

Method and apparatus for processing ppdu based on bss identification information in a high efficiency wireless lan

Methods and apparatus for processing physical layer protocol data unit (ppdu) based on basic service set (bss) identification information in a high efficiency wlan (hew) are described. An embodiment is a method for processing a ppdu by a station (sta) in a wireless local area network. ... Newracom Inc

10/05/17 / #20170288930

Method for transmitting and receiving data in wireless local area network and apparatus for the same

Disclosed are a method and an apparatus for transmitting and receiving data in a wireless local area network (wlan) system. A method for transmitting data may comprise generating a physical layer (phy) frame including a payload in which a plurality of medium access control protocol data units (mpdus) are multiplexed; and transmitting the phy frame, wherein the phy frame includes information on subcarriers occupied by each of the plurality of mpdus in an orthogonal frequency division multiplexing (ofdm) symbol of the payload. ... Newracom Inc

09/21/17 / #20170272216

Transmission method

In a wlan, a device sets a first nav to a bandwidth used by a signal from a second device. The device selects a channel that does not correspond to the bandwidth from among a plurality of channels when a predetermined condition is satisfied. ... Newracom Inc

09/21/17 / #20170272193

Support for additional decoding processing time in wireless lan systems

A wireless communication device in a wireless system may generate a high efficiency physical layer convergence procedure (plcp) protocol data unit (he ppdu) frame including (i) an orthogonal frequency division multiplexing (ofdm) symbol including padding bits and (ii) an extension having a non-zero signal strength, and transmit the he ppdu frame. A high efficiency signal (he-sig) field of the transmitted he ppdu frame may include an indication for a duration of the extension to avoid ambiguity of the extension. ... Newracom Inc

08/31/17 / #20170250848

Peak to average power ratio (papr) reduction in a wireless network

A wireless device generates a high efficiency (he) physical layer protocol data units (ppdu) including a non-high throughput signal (l-sig) field and transmits the he ppdu. Transmitting the he pddu includes transmitting a set of extra tones with the l-sig field. ... Newracom Inc

08/10/17 / #20170230155

Protection methods for wireless transmissions

A wireless device receives a multi-user request-to-send (mu-rts) frame, descrambles first scrambled data in the mu-rts frame using a first scrambling sequence, generates second scrambled data using a second scrambling sequence, and transmits a clear-to-send (cts) frame including the second scrambled data in response to receiving the mu-rts frame. The second scrambling sequence is an n-bit left cyclic shift of the first scrambling sequence. ... Newracom Inc

07/13/17 / #20170201305

Preamble and payload for high efficiency (he) transmission

In wireless communications, an access point may send a trigger frame to multiple stations. The trigger frame's payload may include a first content and a second content, where the first content is associated with a legacy signal field of an uplink frame, and the second content is associated with a non-legacy signal field of the uplink frame. ... Newracom Inc

06/29/17 / #20170188376

Multiple network allocation vector operation

A first wireless device may determine a bandwidth for transmitting a frame, calculate two or more spatial reuse (sr) parameter values for the bandwidth, set, using the sr parameter values, first and second sr fields of the frame based on the bandwidth and a channel center frequency in which the bandwidth is carried, and transmit the frame to a second wireless device on the bandwidth. The first and second sr fields may be set to a first value when the bandwidth is a 40 mhz bandwidth and the channel center frequency is in a 2.4 ghz band. ... Newracom Inc

06/22/17 / #20170181034

Long training field sequence construction

In wireless communications for a 20 megahertz (mhz) channel bandwidth, a first device may determine a high efficiency long training field (he-ltf) mode. The first device may generate an he-ltf symbol by using a portion or an entirety of an he-ltf sequence corresponding to the channel bandwidth and he-ltf mode. ... Newracom Inc

06/15/17 / #20170170938

Pilot transmission and reception for orthogonal frequency division multiple access

A wireless device transmits a frame by determining a plurality of resource units (rus) of the frame, providing pilots in a first ru of the frame at a first set of positions, providing pilots in a second ru of the frame at a second set of positions, and transmitting the frame. The first set of positions is different from the second set of positions. ... Newracom Inc

05/18/17 / #20170142659

Early detection procedure of high-efficiency frame and decision timing for spatial reuse

In wireless communications, a station associated with a first wireless network may perform early detection of a high-efficiency (he) frame for spatial reuse (sr). The station may determine a received power of a legacy preamble of the he frame when the frame is associated with a second wireless network. ... Newracom Inc

05/11/17 / #20170134043

Communication of user specific control information in a wireless network

A wireless device generates a high efficiency signal b (he-sig-b) field by block convolution code (bcc) encoding and rate-matching a bcc block of the he-sig-b field, generates a physical layer protocol data unit (ppdu) including the he-sig-b field, and transmits the ppdu. A total number n is a total number of bits of the he-sig-b field that precede the bcc block, and is greater than 0. ... Newracom Inc

05/04/17 / #20170126456

Apparatus and method for scrambling control field information for wireless communications

In wireless communications, a high-efficiency (he) physical layer protocol data unit (ppdu) includes an he signal-b (sig-b) field. In order to prevent undesirably large peak-to-average power ratio (papr) transmissions caused by repeated information in the he sig-b field, the he sig-b field may be scrambled. ... Newracom Inc

05/04/17 / #20170126384

Simplified scheduling information for acknowledgement in a wireless communication system

A method is implemented by a station (sta) in a wireless network to provide an uplink (ul) orthogonal frequency division multiple access (ofdma) acknowledgement. The method includes receiving a first physical layer protocol data unit (ppdu), where a media access control (mac) header of a mac protocol data unit (mpdu) in the first ppdu includes a simplified scheduling information subfield that carries scheduling information for scheduling the ul ofdma acknowledgement. ... Newracom Inc

04/13/17 / #20170105217

Apparatus and methods for virtual channel sensing

A first station is configured to perform a method and system to transmit frames to a second station where the first station is associated with a first basic service set (bss) and the method manages interference of the transmission amongst overlapping basic service sets (obsss). The first station detects a received frame on a wireless medium. ... Newracom Inc

04/13/17 / #20170105208

Methods for exchanging operation changes between wlan stations

A receiving station in a wireless local area network (wlan) implements a method to initiate a change in a receive operating mode during a current transmission opportunity (txop) of a transmitting station. The method sends a receive operating mode change to the transmitting station, where the receive operating mode change requests changes to at least one receive operating mode parameter associated with at least one transmission from the transmitting station to the receiving station. ... Newracom Inc

04/13/17 / #20170104563

Protection methods for wireless transmissions

A wireless device receives a multi-user request-to-send (mu-rts) frame, descrambles first scrambled data in the mu-rts frame using a first scrambling sequence, generates second scrambled data using a second scrambling sequence, and transmits a clear-to-send (cts) frame including the second scrambled data in response to receiving the mu-rts frame. The second scrambling sequence is an n-bit left cyclic shift of the first scrambling sequence. ... Newracom Inc

04/06/17 / #20170099219

Link adaptation for 802.11 system

A method implemented by a first network device in a wireless local area network (wlan) to provide modulation coding scheme (mcs) feedback. The method includes selecting an mcs that is determined to have a highest data rate among a plurality of available mcses that when used to transmit a frame having a reference payload size over a wireless communications link between the first network device and a second network device results in a frame error rate that is less than or equal to a threshold error rate for a given set of transmission properties, generating a frame having a media access control (mac) header, wherein a control field of the mac header includes an indication of the selected mcs, and transmitting the generated frame to the second network device through a wireless medium.. ... Newracom Inc

03/30/17 / #20170094685

Apparatus and methods for txop duration field in phy header

A method is implemented by a station (sta) in a wireless local area network (wlan) to update a network allocation vector (nav) maintained by the sta. The method includes receiving a first physical layer protocol data unit (ppdu), determining whether a duration indicated in a control field of a preamble portion of the first ppdu is greater than a current nav value, determining whether the first ppdu is received as an immediate response to a second ppdu previously transmitted by the sta, and updating the nav maintained by the sta using the duration in response to a determination that the duration is greater than the current nav value and the first ppdu is not received as an immediate response to the second ppdu previously transmitted by the sta.. ... Newracom Inc

03/30/17 / #20170094664

Resource allocation indication for multi-user multiple-input-multiple-output (mu-mimo) orthogonal frequency division multiple access (ofdma) communication

A wireless device receives a frame including a first resource unit (ru) allocation subfield including resource information for a first frequency area and indicating a first number of user fields in a first channel that correspond to the first frequency area, and a second ru allocation subfield including resource information for a second frequency area and indicating of a second number of user fields in a second channel that correspond to the second frequency area. When the first and second frequency areas are a same ru, the wireless device determines, using both the ru allocation subfields, a number of users allocated to the same ru. ... Newracom Inc

03/30/17 / #20170093478

Frame transmitting method and frame receiving method

A method of transmitting a frame by a device in a wireless communication network is provided. The device generates a first symbol having a first subcarrier spacing where a symbol duration of the first symbol, excluding a guard interval, has a first length. ... Newracom Inc

03/02/17 / #20170064739

Network allocation vector types and transmission opportunity types for spatial reuse

In an example of wireless communications, a transmitting station may set multiple network allocation vectors (navs) to reserve a communication medium for transmitting a frame in the amount of time indicated by the navs. A receiving station that receives a frame may identify which nav is intended to be set by the receiving station. ... Newracom Inc

03/02/17 / #20170064708

Apparatus and method for network allocation vector operations

In wireless communications, an access point may send a trigger frame to multiple stations. The trigger frame may include a carrier sense required subfield that can be set to a first state or a second state. ... Newracom Inc

03/02/17 / #20170063511

Apparatus and method for downlink and uplink multi-user transmissions

Methods and devices are described that facilitate uplink multi-user acknowledgment transmissions. In particular, acknowledgment information may be located in a media access control (mac) header of a payload section of a mac protocol data unit within a downlink multi-user frame. ... Newracom Inc

02/16/17 / #20170048048

Block acknowledgement for multi-user transmissions in wlan systems

In wireless communications for multi-users, a station may generate a first frame and transmit the first frame to an access point. The first frame may include media access control protocol data units (mpdus). ... Newracom Inc

02/09/17 / #20170041929

Control information for multi-user transmissions in wlan systems

In wireless communications for multi-users, an access point may generate a first frame for allocating resources to a plurality of stations. The first frame may contain an indication as to whether a station(s) is allocated at least one of a set of resource units (rus) of a plurality of rus, such as a center 26-tone ru. ... Newracom Inc








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