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公开(公告)号：US20210092636A1
公开(公告)日：2021-03-25
申请号：US17109136
申请日：2020-12-01
Applicant: Parallel Wireless, Inc.
Inventor： Ajay Sharma , Somasekhar Pemmasani
Abstract: A receiver performing a half cyclic prefix (CP) shift on received subframes is disclosed, comprising: an analog to digital conversion (ADC) module; a cyclic prefix (CP) removal module coupled to the ADC module configured to retain a portion of cyclic prefix samples; a fast Fourier transform (FFT) module configured to receive samples from the cyclic prefix removal module, and to perform a FFT procedure on the received samples using a FFT window, the FFT window being shifted ahead based on the retained portion of cyclic prefix samples, to output an orthogonal frequency division multiplexed (OFDM) symbol; and a rotation compensation module coupled to the FFT module, the rotation compensation module configured to perform phase de-rotation of the OFDM symbol.
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公开(公告)号：US10931496B2
公开(公告)日：2021-02-23
申请号：US16848744
申请日：2020-04-14
Applicant: Parallel Wireless, Inc.
Inventor： Ajay Sharma , Somasekhar Pemmasani
Abstract: A method for measuring channel quality in a wireless transceiver is disclosed, comprising: receiving, at a wireless transceiver, an analog signal from a user equipment (UE); converting the analog signal to a plurality of digital samples at an analog to digital converter (ADC); performing a fast Fourier transform (FFT) on the plurality of digital samples to generate frequency domain samples; identifying an uplink demodulation reference signal (DMRS) symbol; performing channel estimation on the DMRS symbol to identify an estimate of channels; creating a noise covariance matrix from the estimate of channels; and deriving an interference measure from the noise covariance matrix.
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公开(公告)号：US20210051745A1
公开(公告)日：2021-02-18
申请号：US16995354
申请日：2020-08-17
Applicant: Parallel Wireless, Inc.
Inventor： Ketan Supanekar
Abstract: Systems, methods and computer software are disclosed for a Self Organizing Network (SON) Radio Access Technology (RAT) selection for User Equipment (UE) in a virtualized Radio Access Network (RAN) environment. In one embodiment, a method is disclosed, comprising: establishing, by the UE, a Signaling Radio Bearer (SRB) and at least one Data Radio Bearer (DRB) with a Virtual node (Vnode); determining, by the SON, whether the Vnode has reached a data saturation limit; when the Vnode has reached the data saturation limit, then determining whether there is another RAT Vnode which can provide better data throughput; and when there is another RAT Vnode which can provide better data throughput, then initiating a handover procedure for the UE and specifying a target cell located in a same geographic area.
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公开(公告)号：US20200374823A1
公开(公告)日：2020-11-26
申请号：US16990944
申请日：2020-08-11
Applicant: Parallel Wireless, Inc.
Inventor： Steven Paul Papa , Rajesh Kumar Mishra , Sridhar Donepudi , Simon Mellor
Abstract: Systems and methods for a self-calibrating and self-adjusting network are disclosed. A method is disclosed, comprising: receiving mobile device measurement reports from a mobile device at a gateway situated between a radio access network (RAN) and a core network via a base station in the RAN; determining a location of the mobile device at a measurement time of the mobile device measurement reports; associating the location with the mobile device measurement reports into a measurement record; storing a plurality of measurement records obtained over a time period and over multiple mobile devices; and providing query access to the plurality of measurement records by retrieving results corresponding to a a plurality of search parameters transmitted to the gateway.
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公开(公告)号：US20200374760A1
公开(公告)日：2020-11-26
申请号：US16990947
申请日：2020-08-11
Applicant: Parallel Wireless, Inc.
Inventor： Harish Kumar Lohar , Kartik Shashikant Raval , Anupam Goyal
Abstract: An interworking gateway for X2 interface communication is disclosed, comprising: an X2 internal interface for communicating with, and coupled to, a plurality of radio access networks (RANs) using a X2AP protocol; a database for associating each of the plurality of RANs with support status for an X2AP protocol version; an X2AP interworking broker for determining, based on communications with each of the plurality of RANs via the X2 internal interface, the support status for an X2AP protocol version for each of the plurality of RANs, the communications further comprising an observed response to a X2AP message of a first X2AP protocol version; and an X2 external interface for communicating with, and coupled to, a destination outside of the plurality of RANs.
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Patent Agency Ranking
公开(公告)号：US20200351909A1
公开(公告)日：2020-11-05
申请号：US16934794
申请日：2020-07-21
Applicant: Parallel Wireless, Inc.
Inventor： Prashanth Rao , Murali Talluri , Praveen Puvvadi , Mohit Chugh , Kaitki Agarwal , Anoop Kumar , Syed Intekhab Anjum , Santosh Kumar Pandey , Sharique Qureshi
IPC: H04W72/12
Abstract: Systems and methods are disclosed to address inter-cell interference in a heterogeneous network. In one embodiment, a system is disclosed, comprising: a coordinating node situated between a radio access network and a core network; and a first base station in the radio access network in communication with the coordinating node, wherein: the coordinating node has a coordinating scheduler with a first scheduling period; the first base station has a first base station scheduler with a second scheduling period shorter than the first scheduling period; the coordinating scheduler is configured to send a resource reservation list and a resource restriction list to the first base station scheduler once during each first scheduling period; and the first base station is configured to receive the resource reservation list and the resource restriction list and to use the resource reservation list and the resource restriction list when performing mobile device resource scheduling.
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公开(公告)号：US20200350946A1
公开(公告)日：2020-11-05
申请号：US16929101
申请日：2020-07-14
Applicant: Parallel Wireless, Inc.
Inventor： Steven Paul Papa , Rajesh Kumar Mishra
IPC: H04B1/40 , H04W88/08 , H04B7/0413
Abstract: A system is disclosed, comprising: a wireless fronthaul access point coupled to a radio mast and in communication with a remote baseband unit, the wireless fronthaul access point further comprising a first millimeter wave wireless interface; and an antenna-integrated radio for providing access to user equipments (UEs), mounted within line of sight on the radio mast with the wireless fronthaul access point, the antenna-integrated radio further comprising: a second millimeter wave wireless interface configured to receive the digital I and Q signaling information from the remote baseband unit wirelessly via the wireless fronthaul access point, wherein the wireless fronthaul access point thereby wirelessly couples the remote baseband unit and the antenna-integrated radio.
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公开(公告)号：US20200328803A1
公开(公告)日：2020-10-15
申请号：US16847618
申请日：2020-04-13
Applicant: Parallel Wireless, Inc.
Inventor： David Cooke , Rajesh Kumar Mishra
Abstract: A method and system for using low earth orbit satellites to overcome latency is presented. In one embodiment, the method may include establishing a data session using a first channel having a first characteristic different than a second characteristic of a second channel, wherein the first channel is a Low Earth Orbit (LEO) channel and wherein the second channel is a Geosynchronous Equatorial Orbit (GEO) channel; determining a type of traffic involved in the data session; determining whether the second channel should be used for the data session; when the second channel should be used for the data session, then switching the data session from the first channel to the second channel; and periodically monitoring the data session to determine whether the second channel should continue to be used for the data session.
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公开(公告)号：US20200323037A1
公开(公告)日：2020-10-08
申请号：US16843873
申请日：2020-04-08
Applicant: Parallel Wireless, Inc.
Inventor： Rajesh Khanna , Patrick McPhee , Gaurav Kumar
Abstract: Systems, methods and computer software are disclosed for providing a bubble network are described. In one embodiment, a method is disclosed including providing an isolated base station having a coverage area, providing a local HetNet Gateway (HNG) disposed within the coverage area and in communication with the isolated base station, providing a local Evolved Packet Core (EPC) in communication with the local HNG and disposed within the coverage area, and wherein the bubble network is disconnected from a mobile operator core network.
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公开(公告)号：US20200314624A1
公开(公告)日：2020-10-01
申请号：US16902516
申请日：2020-06-16
Applicant: Parallel Wireless, Inc.
Inventor： Ravikiran Raje , Sridhar Donepudi
Abstract: A method is disclosed, comprising: sending position information reflecting a current position of a base station to a coordinating server; receiving a warning request message from an operator core network containing an emergency area; calculating a geographic area corresponding to an emergency tracking area by translating the emergency area from a set of base stations to the geographic area; determining whether the base station may be outside of a threshold distance from the geographic boundary of the emergency tracking area; and sending the warning request message when the base station may be within the threshold distance from the geographic boundary of the emergency tracking area.
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