Category:Weimin DUAN of San Diego CA (US)

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Weimin DUAN of San Diego CA (US)

Executive Summary

Weimin DUAN of San Diego CA (US) is an inventor who has filed 79 patents. Their primary areas of innovation include Locating users or terminals {or network equipment} for network management purposes, e.g. mobility management (27 patents), Arrangements affording multiple use of the transmission path (22 patents), {Allocation of pilot signals, i.e. of signals known to the receiver} (16 patents), and they have worked with companies such as QUALCOMM Incorporated (75 patents), QUALCOMM INCORPORATED (4 patents). Their most frequent collaborators include (50 collaborations), (16 collaborations), (12 collaborations).

Patent Filing Activity

Weimin DUAN of San Diego CA (US) Monthly Patent Applications.png

Technology Areas

Weimin DUAN of San Diego CA (US) Top Technology Areas.png

List of Technology Areas

  • H04W64/00 (Locating users or terminals {or network equipment} for network management purposes, e.g. mobility management): 27 patents
  • H04L5/0051 (Arrangements affording multiple use of the transmission path): 22 patents
  • H04L5/0048 ({Allocation of pilot signals, i.e. of signals known to the receiver}): 16 patents
  • H04B7/04013 (using two or more spaced independent antennas): 10 patents
  • G01S5/0236 (using radio waves (using satellite radio beacon systems for determining position): 7 patents
  • H04W24/10 (Scheduling measurement reports {; Arrangements for measurement reports}): 7 patents
  • G01S5/0036 (Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations {(using active systems): 7 patents
  • G01S5/0273 (using radio waves (using satellite radio beacon systems for determining position): 6 patents
  • H04W64/006 ({with additional information processing, e.g. for direction or speed determination}): 4 patents
  • G01S7/006 ({using shared front-end circuitry, e.g. antennas (): 4 patents
  • H04L5/0007 ({the frequencies being orthogonal, e.g. OFDM(A), DMT}): 4 patents
  • H04W72/0446 (Resources in time domain, e.g. slots or frames): 4 patents
  • H04B17/318 (TRANSMISSION): 3 patents
  • G01S5/06 (Position of source determined by co-ordinating a plurality of position lines defined by path-difference measurements (): 3 patents
  • G01S13/74 (RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES): 3 patents
  • G01S5/10 (Position of receiver fixed by co-ordinating a plurality of position lines defined by path-difference measurements {, e.g. omega or decca systems} (): 3 patents
  • H04W84/06 (Airborne or Satellite Networks (space-based or airborne stations): 3 patents
  • H04B7/0626 (at the transmitting station): 3 patents
  • H04L5/0053 ({Allocation of signaling, i.e. of overhead other than pilot signals}): 3 patents
  • H04B7/0639 (at the transmitting station): 3 patents
  • H04B17/345 (Interference values ({signal-to-interference ratio [SIR] or carrier-to-interference ratio [CIR]}): 2 patents
  • G01S5/0215 ({Calibration, monitoring or correction (): 2 patents
  • G01S7/40 (Means for monitoring or calibrating): 2 patents
  • G01S5/0027 (Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations {(using active systems): 2 patents
  • G01S5/021 ({Calibration, monitoring or correction (): 2 patents
  • G01S13/003 ({Bistatic radar systems; Multistatic radar systems}): 2 patents
  • G01S13/86 (Combinations of radar systems with non-radar systems, e.g. sonar, direction finder): 2 patents
  • H04W12/122 (Counter-measures against attacks; Protection against rogue devices): 2 patents
  • H04W52/365 (WIRELESS COMMUNICATION NETWORKS (broadcast communication): 2 patents
  • H04W4/029 (WIRELESS COMMUNICATION NETWORKS (broadcast communication): 2 patents
  • G01S5/0218 ({Multipath in signal reception}): 2 patents
  • H04L5/0035 ({Arrangements for allocating sub-channels of the transmission path}): 2 patents
  • H04B7/0617 (at the transmitting station): 2 patents
  • H04W72/042 (Wireless resource allocation): 2 patents
  • H04W72/046 ({the resource being in the space domain, e.g. beams}): 2 patents
  • H04W56/009 (Synchronisation arrangements): 2 patents
  • H04B7/0456 (using two or more spaced independent antennas): 2 patents
  • G01S5/0268 ({by deriving positions from different combinations of signals or of estimated positions in a single positioning system}): 2 patents
  • H04W64/003 ({locating network equipment}): 2 patents
  • H04W92/18 (between terminal devices): 2 patents
  • H04B7/18545 ({Arrangements for managing station mobility, i.e. for station registration or localisation}): 1 patents
  • H04B7/18541 ({for handover of resources}): 1 patents
  • H04B7/18589 ({Arrangements for data transmission on the physical system, i.e. for data bit transmission between network components}): 1 patents
  • H04B17/391 (Modelling the propagation channel): 1 patents
  • H04L43/0864 (Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters): 1 patents
  • H04B7/06968 (at the transmitting station): 1 patents
  • G06F21/554 ({involving event detection and direct action}): 1 patents
  • H04W36/00837 ({Determination of triggering parameters for hand-off}): 1 patents
  • G01S5/0242 ({Determining the position of transmitters to be subsequently used in positioning (): 1 patents
  • G01S5/0244 ({Accuracy or reliability of position solution or of measurements contributing thereto}): 1 patents
  • G01S2205/008 (RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES): 1 patents
  • H04B7/0695 (at the transmitting station): 1 patents
  • G01S5/0205 ({Details}): 1 patents
  • G01S5/0246 ({involving frequency difference of arrival or Doppler measurements (): 1 patents
  • H04B7/15528 (Ground-based stations (): 1 patents
  • G01S7/35 (Details of non-pulse systems): 1 patents
  • H04L25/0224 (Details {; arrangements for supplying electrical power along data transmission lines (systems for transmitting signals via power distribution lines): 1 patents
  • H04B17/3911 (Modelling the propagation channel): 1 patents
  • H04W72/0473 ({the resource being transmission power}): 1 patents
  • G01S13/878 ({Combination of several spaced transmitters or receivers of known location for determining the position of a transponder or a reflector (): 1 patents
  • H04W4/06 (Selective distribution of broadcast services, e.g. multimedia broadcast multicast service [MBMS]; Services to user groups; One-way selective calling services): 1 patents
  • H04B1/7143 (TRANSMISSION): 1 patents
  • H04L5/0012 (Arrangements affording multiple use of the transmission path): 1 patents
  • H04W52/0229 (WIRELESS COMMUNICATION NETWORKS (broadcast communication): 1 patents
  • H04W88/06 (adapted for operation in multiple networks {or having at least two operational modes}, e.g. multi-mode terminals): 1 patents
  • H04W56/001 (Synchronisation arrangements): 1 patents
  • H04W24/08 (Testing, {supervising or monitoring} using real traffic): 1 patents
  • G01S5/0263 ({by combining or switching between positions derived from two or more separate positioning systems}): 1 patents
  • H04W84/047 ({using dedicated repeater stations}): 1 patents
  • H04B7/086 ({using weights depending on external parameters, e.g. direction of arrival [DOA], predetermined weights or beamforming}): 1 patents
  • H04B7/0891 ({Space-time diversity (rake receivers): 1 patents
  • H04J3/0661 (Synchronising arrangements {(for television systems): 1 patents
  • H04W12/104 (Location integrity, e.g. secure geotagging): 1 patents
  • G01S13/765 (RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES): 1 patents
  • G01S13/876 (Combinations of radar systems, e.g. primary radar and secondary radar): 1 patents
  • H04B7/18521 ({Systems of inter linked satellites, i.e. inter satellite service (for optical links between satellites): 1 patents
  • H04B7/18513 ({Transmission in a satellite or space-based system}): 1 patents
  • H04L1/1861 ({Physical mapping arrangements (for ACK signaling see also): 1 patents
  • H04L1/1819 (Automatic repetition systems, e.g. Van Duuren systems): 1 patents
  • H04W72/21 (in the uplink direction of a wireless link, i.e. towards the network): 1 patents
  • H04W72/23 (in the downlink direction of a wireless link, i.e. towards a terminal): 1 patents
  • H04L5/0005 (Arrangements affording multiple use of the transmission path): 1 patents
  • H04W36/08 (Reselecting an access point): 1 patents
  • H04W76/10 (WIRELESS COMMUNICATION NETWORKS (broadcast communication): 1 patents
  • H04W72/231 (in the downlink direction of a wireless link, i.e. towards a terminal): 1 patents
  • H04W76/20 (Manipulation of established connections): 1 patents
  • G01S5/02526 ({Radio frequency fingerprinting}): 1 patents
  • H04B17/252 (TRANSMISSION): 1 patents
  • G01S1/042 (RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES): 1 patents
  • G01S5/0054 (Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations {(using active systems): 1 patents
  • H04W72/40 (WIRELESS COMMUNICATION NETWORKS (broadcast communication): 1 patents
  • H04B7/18558 ({using a telephonic control signal, e.g. propagation delay variation, Doppler frequency variation, power variation, beam identification}): 1 patents
  • H04B7/18563 ({Arrangements for interconnecting multiple systems (data switching networks): 1 patents
  • H04B7/18591 (Space-based or airborne stations; {Stations for satellite systems} (): 1 patents
  • H04L5/005 (Arrangements affording multiple use of the transmission path): 1 patents
  • H04W88/04 (adapted for relaying to or from another terminal or user): 1 patents
  • G01S13/04 (Systems determining presence of a target (based on relative movement of target): 1 patents
  • H04L27/26025 ({Signal structure}): 1 patents
  • H04B17/30 (TRANSMISSION): 1 patents
  • H04L5/0094 ({Indication of how sub-channels of the path are allocated}): 1 patents
  • H04W72/044 (based on the type of the allocated resource): 1 patents
  • G01S13/524 (based upon the phase or frequency shift resulting from movement of objects, with reference to the transmitted signals, e.g. coherent MTi): 1 patents
  • G01S13/12 (RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES): 1 patents
  • H04B7/0413 (MIMO systems): 1 patents
  • H04B7/155 (Ground-based stations (): 1 patents
  • H04W74/0833 (Random access procedures, e.g. with 4-step access): 1 patents
  • H04W72/1268 (of uplink data flows): 1 patents
  • H04W72/20 (Control channels or signalling for resource management): 1 patents
  • H04W72/51 (based on terminal or device properties): 1 patents
  • H04W74/0836 (Non-scheduled access, e.g. ALOHA (hybrid access): 1 patents
  • H04L5/14 (Two-way operation using the same type of signal, i.e. duplex): 1 patents
  • G01S5/08 (RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES): 1 patents
  • G01S5/0072 (Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations {(using active systems): 1 patents
  • G01S5/0284 (using radio waves (using satellite radio beacon systems for determining position): 1 patents
  • H04B7/043 (using two or more spaced independent antennas): 1 patents
  • H04L1/1816 (Automatic repetition systems, e.g. Van Duuren systems): 1 patents
  • H04W52/325 (WIRELESS COMMUNICATION NETWORKS (broadcast communication): 1 patents
  • H04W52/242 (WIRELESS COMMUNICATION NETWORKS (broadcast communication): 1 patents
  • H04W52/383 (WIRELESS COMMUNICATION NETWORKS (broadcast communication): 1 patents
  • H04W52/243 (WIRELESS COMMUNICATION NETWORKS (broadcast communication): 1 patents
  • H04W52/367 (WIRELESS COMMUNICATION NETWORKS (broadcast communication): 1 patents
  • H04W72/232 (in the downlink direction of a wireless link, i.e. towards a terminal): 1 patents
  • H04W72/25 (WIRELESS COMMUNICATION NETWORKS (broadcast communication): 1 patents
  • G01S5/0226 (using radio waves (using satellite radio beacon systems for determining position): 1 patents
  • G01S5/0009 ({Transmission of position information to remote stations (involving assistance data): 1 patents
  • H04W16/28 (using beam steering): 1 patents
  • H04W68/00 (User notification, e.g. alerting and paging, for incoming communication, change of service or the like): 1 patents

Companies

Weimin DUAN of San Diego CA (US) Top Companies.png

List of Companies

  • QUALCOMM Incorporated: 75 patents
  • QUALCOMM INCORPORATED: 4 patents

Collaborators

Subcategories

This category has the following 11 subcategories, out of 11 total.

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