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Power Headroom

Power Headroom-related patent applications - as published by the U.S. Patent and Trademark Office (USPTO).


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NEW User terminal, radio base station and radio communication method
Ntt Docomo, Inc.
May 17, 2018 - N°20180139705

To carry out communications appropriately even if the number of component carriers settable to a user terminal is extended from the existing system. The user terminal according to one embodiment of the present invention is a user terminal which can communicate using a plurality of component carriers (ccs), which contains a generator unit which generates a power headroom report (phr) ...
Network configured uplink control feedback for 5g new radio (nr)
Qualcomm Incorporated
May 10, 2018 - N°20180132270

Some aspects of the disclosure provide for wireless communication systems in which scheduling information is transmitted to a scheduled entity to schedule transmission of uplink feedback control information by the scheduled entity. The feedback control information may be transmitted in short uplink control bursts or long uplink bursts. Selection between short uplink control bursts and long uplink bursts may be ...
Method and apparatus for triggering power headroom report for beam operation in a wireless communication ...
Asustek Computer Inc.
May 10, 2018 - N°20180132197

Methods and apparatuses for triggering a power headroom report for beam operation in a wireless communication system are disclosed herein. In one method, a user equipment (ue) uses multiple beams for transmission. The uetriggers a power headroom report due to a change of a pathloss being larger than a threshold, wherein the pathloss is associated with a specific beam or ...
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Power headroom transmission in a licensed assisted access cell
Ofinno Technologies, Llc
March 29, 2018 - N°20180092051

A wireless device receives, in a first subframe, a first dci comprising: a first field indicating an assignment of resource blocks for transmissions via an uplink subframe of an laa cell; and a first trigger indicating that the first dci is triggered in response to a second dci indicating a second trigger. Timing of the uplink subframe is determined based ...
Method for allocating cell index for wlan network for lte-wlan aggregation system and a device ...
Lg Electronics Inc.
March 22, 2018 - N°20180084510

The present invention relates to a wireless communication system. More specifically, the present invention relates to a method and a device for transmitting a power headroom reporting for lte-wlan aggregation system, the method comprising: configuring long term evolution (lte) network and wireless-lan (wlan) network over which the ue transfers data in lte-wlan aggregation system; receiving a cell index used for ...
Method and apparatus for scheduling uplink transmissions with reduced latency
Motorola Mobility Llc
March 15, 2018 - N°20180077658

A method and apparatus schedule uplink transmissions with reduced latency. A first type of power headroom report (phr) can be computed based on transmissions of a first tti length only being present in a subframe. A second type of phr can be computed based on transmissions of both the first tti length and a second tti length being present in ...
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Method for transmitting a power headroom reporting in a carrier aggregation with at least one ...
Lg Electronics Inc.
February 22, 2018 - N°20180054784

The present invention relates to a wireless communication system. More specifically, the present invention relates to a method and a device for transmitting a power status reporting in a carrier aggregation with at least one scell operating in an unlicensed spectrum, the method comprising: receiving, by a mac entity, an uplink grant to transmit data on an unlicensed cell from ...
Method for transmitting a buffer status reporting for lte-wlan aggregation system and a device therefor
Lg Electronics Inc.
February 08, 2018 - N°20180041975

The present invention relates to a wireless communication system. More specifically, the present invention relates to a method and a device for transmitting a power headroom reporting for lte-wlan aggregation system, the method comprising: triggering a phr if a phr triggering condition is met; obtaining information for power status for data transmission over lte network; obtaining information for power status ...
Device and method of handling power headroom report for multiple time intervals
Acer Incorporated
February 01, 2018 - N°20180035394

A communication device for handling a power headroom report (phr) for multiple time intervals comprises a storage device for storing instructions and a processing circuit coupled to the storage device. The processing circuit is configured to execute the instructions stored in the storage device. The instructions comprise determining a phr for a plurality of time intervals in a time interval ...
Method for allowing terminal to transmit power headroom information in wireless communication system and device ...
Lg Electronics Inc.
January 25, 2018 - N°20180027510

A method is provided for transmitting, by a user equipment (ue) with which a primary cell and at least one secondary cell are configured, power headroom (ph) information in a wireless communication system. The ph information is generated and transmitted to a base station. The ph information includes a first field including a plurality of indicators, each of the plurality ...
Uplink scheduling apparatus and method based on uplink report in wireless communication system
Samsung Electronics Co., Ltd.
January 25, 2018 - N°20180027509

A method and an apparatus for scheduling uplink transmissions according to a maximum transmission power and power headrooms (phs) reported by a user equipment (ue) are provided. A method for reporting the phs for carriers used by a terminal in a mobile communication system supporting carrier aggregation includes generating a message including the phs along with indicators indicating whether a ...
Radio communication apparatuses and radio communication method
Sun Patent Trust
January 18, 2018 - N°20180020414

A radio communication apparatus is provided, which includes a receiver and a controller. The receiver, in operation, receives a first power headroom (phr), which is obtained by subtracting a transmit power for a data channel from a maximum transmit power at a mobile station and which is transmitted from the mobile station, and receives a second phr, which is obtained ...
Techniques for signaling a transmit power headroom in a control field
Qualcomm Incorporated
January 11, 2018 - N°20180014302

Techniques for wireless communication at a station are described. One method for wireless communication at a station includes identifying a plurality of control parameters including at least one of a transmit power headroom parameter of the station, a buffer status report of the station, a transmit parameter of the station, a receive parameter of the station, channel quality information, a ...
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Power-limit reporting in a communication system using carrier aggregation
Sun Patent Trust
January 04, 2018 - N°20180007642

The invention relates to methods for informing an enodeb on the transmit power status of a user equipment in a mobile communication system using component carrier (cc) aggregation. Furthermore, the invention is also related to the implementation of these methods by hardware and their implementation in software. The invention proposes procedures that allow the enodeb to recognize the power usage ...
Power headroom reporting with channel selection
Intel Ip Corporation
January 04, 2018 - N°20180007641

Systems, apparatus, user equipment (ue), evolved node b (enb), and methods are described for generating an extended power headroom report (ephr) based on an uncertainty associated with a physical downlink control channel communication granting an uplink grant for a physical uplink shared channel communication when the system is configured for simultaneous physical uplink shared channel and physical uplink control channel ...
Method for priority handling for buffer status reporting in a d2d communication system and ...
Lg Electronics Inc.
December 28, 2017 - N°20170374674

A method for transmitting, by a user equipment (ue), data in a wireless communication system, the method includes generating, at the ue, a medium access control (mac) protocol data unit (pdu) containing at least one of a power headroom report (phr) and a sidelink buffer status report (bsr); and transmitting, by the ue, the mac pdu using uplink (ul) resources ...
Method for de-configuring a scell from pucch resource in a carrier aggregation system and a ...
Lg Electronics Inc.
December 28, 2017 - N°20170374632

The present invention relates to a wireless communication system. More specifically, the present invention relates to a method and a device for de-configuring a cell from pucch resource in a carrier aggregation system, the method comprising: configuring a secondary cell (scell) with physical uplink control channel (pucch) resource; receiving a signaling indicating that the pucch resource is de-configured from the ...
Power headroom reporting method and device for wireless communication system
Samsung Electronics Co., Ltd.
December 14, 2017 - N°20170359787

Methods and apparatus are provided in which a configuration message to configure at least one uplink carrier is received. A power headroom report (phr) is triggered for a first uplink carrier if a predetermined event occurs. An allocation of an uplink transmission resource is detected for the phr. It is identified whether the first uplink carrier for which a power ...
Power headroom transmission in a wireless device and wireless network
Ofinno Technologies, Llc
November 30, 2017 - N°20170347326

A wireless device may receive at least one message. The at least one message may comprise configuration parameters of a plurality of cells. The plurality of cells may comprise a primary cell and one or more secondary cells. A activation/deactivation (a/d) media access control control element (mac ce may be received. The a/d mac ce may indicate ...
Method and terminal for transmitting power headroom report in dual connection between terminal and base ...
Lg Electronics Inc.
November 09, 2017 - N°20170325181

One disclosure of the present specification provides a method for receiving downlink data in a wireless communication system supporting 256 qam. The method for receiving downlink data in a wireless communication system supporting 256 qam comprises the steps of: receiving configuration information about power back-off; receiving downlink data transmitted on the basis of the configuration information about power back-off; and demodulating the ...
Method and user equipment for transmitting data volume information
November 02, 2017 - N°20170318606

A user equipment according to the present invention transmits a medium access control (mac) protocol data unit (pdu), containing the rrc message and a data volume and power headroom (dv-ph) report but no bsr, using a uplink grant received in a random access response.
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