KR20040106346A - 애드-혹 네트워크에 있어서 상대적인 위치를 결정하기위한 시스템 및 방법 - Google Patents
애드-혹 네트워크에 있어서 상대적인 위치를 결정하기위한 시스템 및 방법 Download PDFInfo
- Publication number
- KR20040106346A KR20040106346A KR10-2004-7016534A KR20047016534A KR20040106346A KR 20040106346 A KR20040106346 A KR 20040106346A KR 20047016534 A KR20047016534 A KR 20047016534A KR 20040106346 A KR20040106346 A KR 20040106346A
- Authority
- KR
- South Korea
- Prior art keywords
- node
- nodes
- location
- display
- calculate
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
- G01C21/20—Instruments for performing navigational calculations
- G01C21/206—Instruments for performing navigational calculations specially adapted for indoor navigation
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—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
- G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
- G01S3/80—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using ultrasonic, sonic or infrasonic waves
- G01S3/802—Systems for determining direction or deviation from predetermined direction
- G01S3/808—Systems for determining direction or deviation from predetermined direction using transducers spaced apart and measuring phase or time difference between signals therefrom, i.e. path-difference systems
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—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
- G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
- G01S5/02—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
- G01S5/0284—Relative positioning
- G01S5/0289—Relative positioning of multiple transceivers, e.g. in ad hoc networks
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/18—Self-organising networks, e.g. ad-hoc networks or sensor networks
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/20—Monitoring the location of vehicles belonging to a group, e.g. fleet of vehicles, countable or determined number of vehicles
Abstract
Description
Claims (25)
- 다수의 노드들을 포함하고, 그 노드들은 네트워크 내의 다른 노드들로 및 그로부터 신호를 송신 및 수신하도록 구성된 애드-혹(ad-hoc) 네트워크에서 노드의 위치 정보를 표시하기 위한 방법에 있어서, 상기 방법은:소정의 배치 영역에 다수의 노드들을 분배하고, 상기 다수의 노드들에 의해 계산된 적어도 하나의 거리 측정치에 기초하여 적어도 하나의 상기 노드의 위치를 계산하고, 또한 상기 다수의 노드들 중의 제1 노드로 상기 위치를 알려주도록 상기 다수의 노드들을 제어하는 과정과;상기한 적어도 하나의 노드의 절대적 위치, 상기한 적어도 하나의 노드의 상대적 위치 및 상기한 적어도 하나의 노드의 제1 경로 중의 적어도 하나를 계산하여 표시하도록 상기 다수의 노드들 중의 상기 제1 노드를 제어하는 과정을 포함하여 이루어지는 방법.
- 제1항에 있어서, 상기한 다수의 노드들은 이동(mobile) 노드, 무선 라우터(wireless router) 노드, 액세스 포인트(access point) 노드, 및 네트워크 관리 시스템(network manager) 노드 중의 적어도 하나를 포함하는 것을 특징으로 하는 방법.
- 제1항에 있어서, 상기 배치 영역에 상기 다수의 노드들을 분배하는 과정은상기한 다수의 노드들 중의 각 노드 사이의 적어도 하나의 통신 경로를 설정하도록 함을 특징으로 하는 방법.
- 제1항에 있어서, 상기 배치 영역에 상기 다수의 노드들을 분배하는 과정은 상기한 다수의 노드들 중의 각각의 노드와 상기 제1 노드 사이의 적어도 하나의 통신 경로를 설정하도록 함을 특징으로 하는 방법.
- 제1항에 있어서, 상기한 적어도 하나의 노드의 위치를 계산하는 과정은 GPS 시스템, 차동 항법 시스템(differential navigation system) 및 삼각측량(triangulation) 시스템 중의 적어도 하나에 기초하여 이루어짐을 특징으로 하는 방법.
- 제1항에 있어서, 위도, 경도 및 고도 중의 적어도 하나를 포함하는 상기한 적어도 하나의 노드의 절대적 위치를 계산하여 표시하도록 상기한 제1 노드를 제어하는 과정을 더 포함하여 이루어짐을 특징으로 하는 방법.
- 제1항에 있어서, 상기 제1 노드와 상기 적어도 하나의 노드 사이의 거리와 각도 중의 적어도 하나를 포함하는 상기한 적어도 하나의 노드의 상대적 위치를 계산하고 표시하도록 상기한 제1 노드를 제어하는 과정을 더 포함하여 이루어짐을 특징으로 하는 방법.
- 제1항에 있어서, 상기 다수의 노드들 중의 제2 노드와 상기 적어도 하나의 노드 사이의 거리와 각도 중의 적어도 하나를 포함하는 상기한 적어도 하나의 노드의 상대적 위치를 계산하고 표시하도록 상기한 제1 노드를 제어하는 과정을 더 포함하여 이루어짐을 특징으로 하는 방법.
- 제1항에 있어서, 소정의 시간주기에 대해 동일한 시간 간격으로 결정된 상기 적어도 하나의 노드의 적어도 하나의 계산된 위치에 기초하여 일련의 계산된 위치들을 포함하는 상기한 제1 경로를 계산하고 표시하도록 상기한 제1 노드를 제어하며, 상기한 적어도 하나의 노드는 발신 위치로부터 착신 위치로 이동하도록 하는 과정을 더 포함하여 이루어짐을 특징으로 하는 방법.
- 제9항에 있어서, 상기 착신 위치로부터 상기 발신 위치로 상기 제1 경로를 나타내는 역방향 순서(reverse order)로 상기한 일련의 계산된 위치들을 표시하도록 상기한 제1 노드를 제어하는 과정을 더 포함하여 이루어짐을 특징으로 하는 방법.
- 제9항에 있어서, 상기 발신 위치로부터 상기 착신 위치로 상기 제1 경로를 나타내는 순방향의 순서(forward order)로 상기한 일련의 계산된 위치들을 표시하도록 상기한 제1 노드를 제어하는 과정을 더 포함하여 이루어짐을 특징으로 하는방법.
- 제9항에 있어서, 상기 제1 노드와 상기한 적어도 하나의 노드 사이의 상기한 일련의 계산된 위치들을 포함하는, 상기 제1 노드와 상기 적어도 하나의 노드와의 사이의 제2 경로를 계산하고 표시하도록 상기한 제1 노드를 제어하는 과정을 더 포함하여 이루어짐을 특징으로 하는 방법.
- 다수의 노드들을 포함하고, 그 노드들은 네트워크 내의 다른 노드들로 그리고 그로부터 신호를 송신 및 수신하도록 구성된 애드-혹(ad-hoc) 네트워크에서 노드의 위치 정보를 표시하기 위한 시스템에 있어서, 상기 시스템은:소정의 배치 영역에 배치되어 그를 점유하도록 구성된 다수의 노드들을 구비하고, 그에 응답하여, 상기 다수의 노드들에 의해 계산된 적어도 하나의 거리 측정치에 기초하여 상기한 노드들 중의 적어도 하나의 노드의 위치를 계산하고, 또한 상기 다수의 노드들 중의 제1 노드로 상기 위치를 알려주도록 구성된 상기 다수의 노드들과;상기한 적어도 하나의 노드의 절대적 위치, 상기한 적어도 하나의 노드의 상대적 위치 및 상기한 적어도 하나의 노드의 제1 경로 중의 적어도 하나를 계산하여 표시하도록 구성된 상기 제1 노드를 포함하는 것을 특징으로 하는 시스템.
- 제13항에 있어서, 상기한 다수의 노드들은 이동(mobile) 노드, 무선 라우터(wireless router) 노드, 액세스 포인트(access point) 노드, 및 네트워크 관리자(network manager) 노드 중의 적어도 하나를 포함하는 것을 특징으로 하는 시스템.
- 제13항에 있어서, 상기 다수의 노드들은 상기한 다수의 노드들 중의 각 노드 사이의 적어도 하나의 통신 경로를 설정하도록 배치된 하나의 배치 영역을 점유하도록 구성함을 특징으로 하는 시스템.
- 제13항에 있어서, 상기 다수의 노드들은 상기한 다수의 노드들 중의 각각의 노드와 상기 제1 노드 사이의 적어도 하나의 통신 경로를 설정하도록 배치된 하나의 배치 영역을 점유하도록 구성함을 특징으로 하는 시스템.
- 제13항에 있어서, 상기한 다수의 노드들은 GPS 시스템, 차동 항법 시스템(differential navigation system) 및 삼각측량(triangulation) 시스템 중의 적어도 하나에 기초하여 상기 적어도 하나의 노드의 상기 위치를 계산하도록 구성함을 특징으로 하는 시스템.
- 제13항에 있어서, 위도, 경도 및 고도 중의 적어도 하나를 포함하는 상기한 적어도 하나의 노드의 절대적 위치를 계산하여 표시하도록 상기한 제1 노드를 구성함을 특징으로 하는 시스템.
- 제13항에 있어서, 상기 제1 노드와 상기 적어도 하나의 노드 사이의 거리와 각도 중의 적어도 하나를 포함하는 상기한 적어도 하나의 노드의 상대적 위치를 계산하고 표시하도록 상기한 제1 노드를 구성함을 특징으로 하는 시스템.
- 제13항에 있어서, 상기 다수의 노드들 중의 제2 노드와 상기 적어도 하나의 노드 사이의 거리와 각도 중의 적어도 하나를 포함하는 상기한 적어도 하나의 노드의 상대적 위치를 계산하고 표시하도록 상기한 제1 노드를 구성함을 특징으로 하는 시스템.
- 제13항에 있어서, 소정의 시간주기에 대해 동일한 시간 간격으로 결정된 상기 적어도 하나의 노드의 적어도 하나의 계산된 위치에 기초하여 일련의 계산된 위치들을 포함하는 상기한 제1 경로를 계산하고 표시하도록 상기한 제1 노드를 구성하며, 상기한 적어도 하나의 노드는 발신 위치로부터 착신 위치로 이동하도록 구성함을 특징으로 하는 시스템.
- 제21항에 있어서, 상기 착신 위치로부터 상기 발신 위치로 상기 제1 경로를 나타내는 역방향 순서(reverse order)로 상기한 일련의 계산된 위치들을 표시하도록 상기한 제1 노드를 구성함을 특징으로 하는 시스템.
- 제21항에 있어서, 상기 발신 위치로부터 상기 착신 위치로 상기 제1 경로를나타내는 순방향의 순서(forward order)로 상기한 일련의 계산된 위치들을 표시하도록 상기한 제1 노드를 구성함을 특징으로 하는 시스템.
- 제13항에 있어서, 상기 제1 노드와 상기한 적어도 하나의 노드 사이의 상기한 일련의 계산된 위치들을 포함하는, 상기 제1 노드와 상기 적어도 하나의 노드와의 사이의 제2 경로를 계산하고 표시하도록 상기한 제1 노드를 구성함을 특징으로 하는 시스템.
- 제13항에 있어서, 상기 다수의 노드들 중의 적어도 하나의 노드는, 제2 이득 레벨이 제1 이득 레벨보다 크거나 같게 형성되는 상기 제1 및 제2의 이득 레벨에서 작동하도록 구성된 이득 가변형(variable gain) 송수신기를 포함하는 것을 특징으로 하는 시스템.
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US38085102P | 2002-05-17 | 2002-05-17 | |
US60/380,851 | 2002-05-17 | ||
US10/402,961 US7167715B2 (en) | 2002-05-17 | 2003-04-01 | System and method for determining relative positioning in AD-HOC networks |
US10/402,961 | 2003-04-01 | ||
PCT/US2003/015259 WO2003098815A2 (en) | 2002-05-17 | 2003-05-15 | System and method for determining relative positioning in ad-hoc networks |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20040106346A true KR20040106346A (ko) | 2004-12-17 |
KR100948674B1 KR100948674B1 (ko) | 2010-03-18 |
Family
ID=29553519
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020047016534A KR100948674B1 (ko) | 2002-05-17 | 2003-05-15 | 애드-혹 네트워크에 있어서 상대적인 위치를 결정하기위한 시스템 및 방법 |
Country Status (7)
Country | Link |
---|---|
US (1) | US7167715B2 (ko) |
EP (1) | EP1532821B1 (ko) |
JP (1) | JP4365782B2 (ko) |
KR (1) | KR100948674B1 (ko) |
AU (1) | AU2003234580A1 (ko) |
CA (1) | CA2477560A1 (ko) |
WO (1) | WO2003098815A2 (ko) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100701351B1 (ko) * | 2005-11-03 | 2007-03-29 | 임재성 | 무선 센서 네트워크 기반의 위치인식방법 |
KR100878851B1 (ko) * | 2005-11-22 | 2009-01-15 | 텔코디아 테크놀로지스, 인코포레이티드 | 임시 네트워크의 편성을 위한 링크를 가진 동등 셀헤더-기반 방식 및 프로토콜 |
US7573858B2 (en) | 2004-12-28 | 2009-08-11 | Samsung Electronics Co., Ltd. | Ad-hoc network for transmitting packets to plural target regions and packet transmission method thereof |
KR20160061654A (ko) * | 2014-11-24 | 2016-06-01 | 현대모비스 주식회사 | 원격 전자동 주차 시스템의 무선통신 제어 방법 |
US10163113B2 (en) | 2008-05-27 | 2018-12-25 | Qualcomm Incorporated | Methods and apparatus for generating user profile based on periodic location fixes |
Families Citing this family (97)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7299055B1 (en) * | 2002-10-25 | 2007-11-20 | Sprint Communications Company L.P. | Geographic representation of end user fixed wireless communication device |
WO2004077091A1 (en) * | 2003-02-25 | 2004-09-10 | All Set Marine Security Ab | Method and system for monitoring relative movement of maritime containers and other cargo |
US7522908B2 (en) * | 2003-04-21 | 2009-04-21 | Airdefense, Inc. | Systems and methods for wireless network site survey |
US7126951B2 (en) * | 2003-06-06 | 2006-10-24 | Meshnetworks, Inc. | System and method for identifying the floor number where a firefighter in need of help is located using received signal strength indicator and signal propagation time |
US6925398B2 (en) * | 2003-07-07 | 2005-08-02 | Colorado Vnet, Llc | Water measurement apparatus and methods |
US7319387B2 (en) * | 2004-03-17 | 2008-01-15 | 3M Innovaative Properties Company | GPS interface for locating device |
US20060025154A1 (en) * | 2004-07-28 | 2006-02-02 | Meshnetworks, Inc. | System and method for locating persons or assets using centralized computing of node location and displaying the node locations |
US7054747B2 (en) * | 2004-08-23 | 2006-05-30 | Motorola, Inc. | System and method for integrating environmental sensors and asynchronous ubication repeaters forming an n-point spatially random virtual lattice network |
US8369264B2 (en) * | 2005-10-28 | 2013-02-05 | Skyhook Wireless, Inc. | Method and system for selecting and providing a relevant subset of Wi-Fi location information to a mobile client device so the client device may estimate its position with efficient utilization of resources |
US7414988B2 (en) | 2004-10-29 | 2008-08-19 | Skyhook Wireless, Inc. | Server for updating location beacon database |
JP4693405B2 (ja) * | 2004-12-17 | 2011-06-01 | 株式会社日立製作所 | ノード位置測位システム、無線基地局及び位置測定方法 |
JP4413970B2 (ja) | 2004-12-30 | 2010-02-10 | メッシュネットワークス インコーポレイテッド | 無線通信ネットワークにおけるノードのモビリティを決定するシステムおよび方法 |
US20060172699A1 (en) * | 2005-02-01 | 2006-08-03 | Takashi Goto | Positioning system and method for positioning wireless terminals |
EP1851979B1 (en) | 2005-02-22 | 2018-06-13 | Skyhook Wireless, Inc. | Method of continuous data optimization in a positioning system |
WO2006096416A2 (en) * | 2005-03-04 | 2006-09-14 | Skyhook Wireless, Inc. | Encoding and compression of a location beacon database |
WO2006124938A2 (en) * | 2005-05-17 | 2006-11-23 | Rajant Corporation | System and method for communication in a wireless mobile ad-hoc network |
US20060265664A1 (en) * | 2005-05-17 | 2006-11-23 | Hitachi, Ltd. | System, method and computer program product for user interface operations for ad-hoc sensor node tracking |
US8018335B2 (en) * | 2005-08-26 | 2011-09-13 | The Invention Science Fund I, Llc | Mote device locating using impulse-mote-position-indication |
US8306638B2 (en) * | 2005-08-26 | 2012-11-06 | The Invention Science Fund I, Llc | Mote presentation affecting |
US20070080797A1 (en) * | 2005-10-06 | 2007-04-12 | Searete Llc, A Limited Liability Corporation Of The State Of Delaware | Maintaining or identifying mote devices |
US7770071B2 (en) * | 2005-10-06 | 2010-08-03 | The Invention Science Fund I, Inc | Mote servicing |
US8035509B2 (en) * | 2005-08-26 | 2011-10-11 | The Invention Science Fund I, Llc | Stimulating a mote network for cues to mote location and layout |
US7561884B2 (en) * | 2005-09-30 | 2009-07-14 | Meshnetworks, Inc. | System and method for automated tracking of assets using location measurements and ad-hoc routing algorithms |
US20070091848A1 (en) * | 2005-10-03 | 2007-04-26 | Snehal Karia | Reducing data loss during handoffs in wireless communication |
US7697827B2 (en) | 2005-10-17 | 2010-04-13 | Konicek Jeffrey C | User-friendlier interfaces for a camera |
US8125964B2 (en) | 2005-11-18 | 2012-02-28 | Telcordia Licensing Company, Llc | Framework for hybrid ad-hoc networks |
KR20080087798A (ko) * | 2005-11-23 | 2008-10-01 | 스카이후크 와이어리스, 인크. | 인터넷 검색 및 통신을 위한 위치 툴바 |
FR2895853A1 (fr) * | 2005-12-29 | 2007-07-06 | Alcatel Sa | Systeme et procede de localisation d'un personnel en temps reel |
US7471954B2 (en) * | 2006-02-24 | 2008-12-30 | Skyhook Wireless, Inc. | Methods and systems for estimating a user position in a WLAN positioning system based on user assigned access point locations |
US8092465B2 (en) * | 2006-06-09 | 2012-01-10 | Biomet Manufacturing Corp. | Patient specific knee alignment guide and associated method |
US20070239350A1 (en) * | 2006-04-07 | 2007-10-11 | Zumsteg Philip J | Multi-function tracking device with robust asset tracking system |
US8014788B2 (en) * | 2006-05-08 | 2011-09-06 | Skyhook Wireless, Inc. | Estimation of speed of travel using the dynamic signal strength variation of multiple WLAN access points |
US7835754B2 (en) | 2006-05-08 | 2010-11-16 | Skyhook Wireless, Inc. | Estimation of speed and direction of travel in a WLAN positioning system |
US7551579B2 (en) * | 2006-05-08 | 2009-06-23 | Skyhook Wireless, Inc. | Calculation of quality of wlan access point characterization for use in a wlan positioning system |
US7551929B2 (en) * | 2006-05-08 | 2009-06-23 | Skyhook Wireless, Inc. | Estimation of speed and direction of travel in a WLAN positioning system using multiple position estimations |
US9001645B2 (en) | 2006-05-17 | 2015-04-07 | Rajant Corporation | System and method for packet delivery backtracking |
US7821986B2 (en) * | 2006-05-31 | 2010-10-26 | Cisco Technology, Inc. | WLAN infrastructure provided directions and roaming |
US20090016333A1 (en) * | 2006-06-14 | 2009-01-15 | Derek Wang | Content-based adaptive jitter handling |
US20080317241A1 (en) * | 2006-06-14 | 2008-12-25 | Derek Wang | Code-based echo cancellation |
US8144673B2 (en) | 2006-07-07 | 2012-03-27 | Skyhook Wireless, Inc. | Method and system for employing a dedicated device for position estimation by a WLAN positioning system |
US20080033646A1 (en) * | 2006-08-04 | 2008-02-07 | Morgan Edward J | Systems and Methods of Automated Retrieval of Location Information from a User Device for use with Server Systems |
US8281392B2 (en) | 2006-08-11 | 2012-10-02 | Airdefense, Inc. | Methods and systems for wired equivalent privacy and Wi-Fi protected access protection |
US9276774B2 (en) * | 2006-08-29 | 2016-03-01 | The Boeing Company | Visualizing and modifying ad-hoc network nodes |
KR100789914B1 (ko) | 2006-09-29 | 2008-01-02 | 한국전자통신연구원 | 장애 요인이 적은 이웃 노드를 선택적으로 이용하는 위치 인식 방법 및 노드 장치 |
US20090170557A1 (en) * | 2006-10-02 | 2009-07-02 | Prashant Chauhan | Systems and methods for enabling communication features utilizing various bearer media |
US20090147772A1 (en) * | 2006-10-02 | 2009-06-11 | Prasad Rao | Systems and methods for providing presence information in communication |
US7856234B2 (en) * | 2006-11-07 | 2010-12-21 | Skyhook Wireless, Inc. | System and method for estimating positioning error within a WLAN-based positioning system |
DE102006056338A1 (de) * | 2006-11-29 | 2008-06-05 | Rohde & Schwarz Gmbh & Co. Kg | Verfahren und Vorrichtung zur Bestimmung der Position eines Endgeräts in einem Mobilfunknetz |
ATE504870T1 (de) | 2007-02-09 | 2011-04-15 | Siemens Ag | Verfahren zum einbinden von netzwerkknoten |
US20080248808A1 (en) * | 2007-04-05 | 2008-10-09 | Farshid Alizadeh-Shabdiz | Estimation of position, speed and bearing using time difference of arrival and received signal strength in a wlan positioning system |
US20080248741A1 (en) * | 2007-04-05 | 2008-10-09 | Farshid Alizadeh-Shabdiz | Time difference of arrival based estimation of direction of travel in a wlan positioning system |
WO2008141305A1 (en) * | 2007-05-11 | 2008-11-20 | The Trustees Of Columbia University In The City Of New York | Systems and methods for implementing reliable neighborcast protocol |
US8355961B1 (en) | 2007-08-03 | 2013-01-15 | Sprint Communications Company L.P. | Distribution center head-up display |
US8558893B1 (en) | 2007-08-03 | 2013-10-15 | Sprint Communications Company L.P. | Head-up security display |
US8055296B1 (en) * | 2007-11-06 | 2011-11-08 | Sprint Communications Company L.P. | Head-up display communication system and method |
US8264422B1 (en) | 2007-11-08 | 2012-09-11 | Sprint Communications Company L.P. | Safe head-up display of information |
US20090198458A1 (en) * | 2008-01-29 | 2009-08-06 | Mcdermid John | Water measurement auto-networks |
US20090215438A1 (en) * | 2008-02-23 | 2009-08-27 | Ajay Mittal | Methods for performing transparent callback |
WO2009149417A1 (en) * | 2008-06-06 | 2009-12-10 | Skyhook Wireless, Inc. | Method and system for determining location using a hybrid satellite and wlan positioning system by selecting the best wlan-ps solution |
EP2138965A1 (en) * | 2008-06-23 | 2009-12-30 | YDREAMS - Informática, S.A. | Integrated system for multichannel monitoring and communication in the management of rescue teams |
US20100081415A1 (en) * | 2008-09-29 | 2010-04-01 | Prashant Chauhan | Methods and arrangement for supporting multiple calls with a single carrier connection |
US20100222053A1 (en) * | 2009-02-27 | 2010-09-02 | Girisrinivasarao Athulurutirumala | Arrangement and methods for establishing a telecommunication connection based on a heuristic model |
US9055606B2 (en) * | 2009-05-15 | 2015-06-09 | Novatel Wireless, Inc. | Systems and methods for automatic connection with a wireless network |
US8406785B2 (en) * | 2009-08-18 | 2013-03-26 | Skyhook Wireless, Inc. | Method and system for estimating range of mobile device to wireless installation |
US8395547B2 (en) | 2009-08-27 | 2013-03-12 | Hewlett-Packard Development Company, L.P. | Location tracking for mobile computing device |
US8755815B2 (en) | 2010-08-31 | 2014-06-17 | Qualcomm Incorporated | Use of wireless access point ID for position determination |
US9253605B2 (en) * | 2010-03-24 | 2016-02-02 | Skyhook Wireless, Inc. | System and method for resolving multiple location estimate conflicts in a WLAN-positioning system |
US20110237274A1 (en) * | 2010-03-25 | 2011-09-29 | Palm, Inc. | Mobile computing device having relative positioning circuit |
US9417691B2 (en) | 2010-03-26 | 2016-08-16 | Nokia Technologies Oy | Method and apparatus for ad-hoc peer-to-peer augmented reality environment |
US8559974B2 (en) | 2010-06-11 | 2013-10-15 | Skyhook Wireless, Inc. | Methods of and systems for measuring beacon stability of wireless access points |
EP4344257A2 (en) | 2010-09-29 | 2024-03-27 | QUALCOMM Incorporated | Location tracking for mobile computing device |
US8606294B2 (en) | 2010-10-05 | 2013-12-10 | Skyhook Wireless, Inc. | Method of and system for estimating temporal demographics of mobile users |
WO2012061595A1 (en) | 2010-11-03 | 2012-05-10 | Skyhook Wireless Inc. | Method of system for increasing the reliability and accuracy of location estimation in a hybrid positioning system |
ITTO20110284A1 (it) * | 2011-03-29 | 2011-06-28 | Sisvel Technology Srl | Procedimento di localizzazione cooperativa e relativi apparati |
US9062539B2 (en) | 2011-04-26 | 2015-06-23 | Saudi Arabian Oil Company | Hybrid transponder system for long-range sensing and 3D localization |
US9187993B2 (en) | 2011-04-26 | 2015-11-17 | Saudi Arabian Oil Company | Methods of employing and using a hybrid transponder system for long-range sensing and 3D localizaton |
US8412183B1 (en) * | 2011-05-16 | 2013-04-02 | Google Inc. | Automatically constructing paths |
US20120331561A1 (en) | 2011-06-22 | 2012-12-27 | Broadstone Andrew J | Method of and Systems for Privacy Preserving Mobile Demographic Measurement of Individuals, Groups and Locations Over Time and Space |
JP5861769B2 (ja) | 2012-03-30 | 2016-02-16 | 富士通株式会社 | 無線通信方法、ノードおよび監視ノード |
US9494432B2 (en) * | 2012-06-19 | 2016-11-15 | Qualcomm Incorporated | Collaborative navigation techniques for mobile devices |
KR20140045243A (ko) * | 2012-10-08 | 2014-04-16 | 한국전자통신연구원 | 실내에서 단말기의 위치 파악 및 경로 가이드를 제공하기 위한 방법 및 시스템 |
EP2835663A1 (en) * | 2013-08-06 | 2015-02-11 | Nxp B.V. | Apparatuses and method for determining communication activities of a network node in different spatial directions |
US9958533B2 (en) * | 2013-09-06 | 2018-05-01 | Drnc Holdings, Inc. | Method and system for locating wireless devices within a local region |
US20150346921A1 (en) * | 2013-11-20 | 2015-12-03 | Hisep Technology Ltd. | Apparatus and method for displaying relative location of persons, places or objects |
WO2016044912A1 (en) | 2014-09-22 | 2016-03-31 | Tag-Comm Inc. | Transmission apparatus for a wireless device using delta-sigma modulation |
CN105530602B (zh) * | 2014-09-30 | 2019-02-26 | 丰田汽车(中国)投资有限公司 | 无线通信设备、远程控制中心、监视控制系统及方法 |
US9752881B2 (en) * | 2014-12-23 | 2017-09-05 | Intel Corporation | Locating services |
GB2535804B (en) * | 2015-02-27 | 2021-01-06 | Guidance Automation Ltd | Determining a position of an agent |
US9848420B2 (en) * | 2015-04-01 | 2017-12-19 | GM Global Technology Operations LLC | Method and apparatus of dynamic Wi-Fi multi-channel switch based on data traffic context |
US9807010B2 (en) * | 2015-06-05 | 2017-10-31 | Akamai Technologies, Inc. | Congestion detection in mobile networks and delivery of content in non-congested conditions |
BR102015023486A2 (pt) * | 2015-09-15 | 2017-07-25 | Roberto Gonçalves Pinto Ícaro | System, electronic apparatus, communication network and data processing center for traceability, positioning, location and monitoring of vehicles and telephone and internet wireless network |
US9648446B2 (en) * | 2015-09-22 | 2017-05-09 | Veniam, Inc. | Systems and methods for shipping management in a network of moving things |
EP3185627A1 (en) * | 2015-12-22 | 2017-06-28 | Televic Conference NV | Method and system for determining a spatial topology of a wireless conferencing network |
US10531500B2 (en) * | 2016-06-02 | 2020-01-07 | Raytheon Company | Self-configuring backbone for mobile ad-hoc networks (MANETs) |
CN107147995B (zh) * | 2016-12-20 | 2020-11-20 | 金陵科技学院 | 基于Tikhonov规则化的无线定位方法 |
WO2021125377A1 (ko) * | 2019-12-18 | 2021-06-24 | (주)에너캠프 | 구호 시스템을 위한 이동형 에너지 저장 시스템 |
US11811658B1 (en) * | 2023-01-09 | 2023-11-07 | Raytheon Company | Method for mobile ad-hoc network (manet) multi-hop routing in a broadcast domain |
Family Cites Families (112)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4910521A (en) | 1981-08-03 | 1990-03-20 | Texas Instruments Incorporated | Dual band communication receiver |
US4494192A (en) | 1982-07-21 | 1985-01-15 | Sperry Corporation | High speed bus architecture |
JPS59115633A (ja) | 1982-12-22 | 1984-07-04 | Toshiba Corp | 情報伝送方式 |
US4675863A (en) | 1985-03-20 | 1987-06-23 | International Mobile Machines Corp. | Subscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or a plurality of RF channels |
US4747130A (en) | 1985-12-17 | 1988-05-24 | American Telephone And Telegraph Company, At&T Bell Laboratories | Resource allocation in distributed control systems |
US4736371A (en) | 1985-12-30 | 1988-04-05 | Nec Corporation | Satellite communications system with random multiple access and time slot reservation |
US4742357A (en) | 1986-09-17 | 1988-05-03 | Rackley Ernie C | Stolen object location system |
GB2229064B (en) | 1987-06-11 | 1990-12-12 | Software Sciences Limited | An area communications system |
US5055851A (en) | 1988-05-16 | 1991-10-08 | Trackmobile, Inc. | Vehicle location system |
US5210846B1 (en) | 1989-05-15 | 1999-06-29 | Dallas Semiconductor | One-wire bus architecture |
US5555425A (en) | 1990-03-07 | 1996-09-10 | Dell Usa, L.P. | Multi-master bus arbitration system in which the address and data lines of the bus may be separately granted to individual masters |
US5068916A (en) | 1990-10-29 | 1991-11-26 | International Business Machines Corporation | Coordination of wireless medium among a plurality of base stations |
US5369748A (en) | 1991-08-23 | 1994-11-29 | Nexgen Microsystems | Bus arbitration in a dual-bus architecture where one bus has relatively high latency |
US5241542A (en) | 1991-08-23 | 1993-08-31 | International Business Machines Corporation | Battery efficient operation of scheduled access protocol |
US5231634B1 (en) | 1991-12-18 | 1996-04-02 | Proxim Inc | Medium access protocol for wireless lans |
US5392450A (en) | 1992-01-08 | 1995-02-21 | General Electric Company | Satellite communications system |
US5896561A (en) | 1992-04-06 | 1999-04-20 | Intermec Ip Corp. | Communication network having a dormant polling protocol |
FR2690252B1 (fr) | 1992-04-17 | 1994-05-27 | Thomson Csf | Procede et systeme de determination de la position et de l'orientation d'un mobile, et applications. |
US5233604A (en) | 1992-04-28 | 1993-08-03 | International Business Machines Corporation | Methods and apparatus for optimum path selection in packet transmission networks |
GB9304638D0 (en) | 1993-03-06 | 1993-04-21 | Ncr Int Inc | Wireless data communication system having power saving function |
US5696903A (en) | 1993-05-11 | 1997-12-09 | Norand Corporation | Hierarchical communications system using microlink, data rate switching, frequency hopping and vehicular local area networking |
US5317566A (en) | 1993-08-18 | 1994-05-31 | Ascom Timeplex Trading Ag | Least cost route selection in distributed digital communication networks |
US5631897A (en) | 1993-10-01 | 1997-05-20 | Nec America, Inc. | Apparatus and method for incorporating a large number of destinations over circuit-switched wide area network connections |
US5857084A (en) | 1993-11-02 | 1999-01-05 | Klein; Dean A. | Hierarchical bus structure access system |
US5412654A (en) | 1994-01-10 | 1995-05-02 | International Business Machines Corporation | Highly dynamic destination-sequenced destination vector routing for mobile computers |
JP2591467B2 (ja) | 1994-04-18 | 1997-03-19 | 日本電気株式会社 | アクセス方式 |
US5502722A (en) | 1994-08-01 | 1996-03-26 | Motorola, Inc. | Method and apparatus for a radio system using variable transmission reservation |
JP3043958B2 (ja) | 1994-09-29 | 2000-05-22 | 株式会社リコー | 無線通信によるネットワーク通信方式 |
US6029217A (en) | 1994-10-03 | 2000-02-22 | International Business Machines Corporation | Queued arbitration mechanism for data processing system |
DE69433872T2 (de) | 1994-10-26 | 2005-07-14 | International Business Machines Corp. | Mediumzugriffssteuerungsschema für drahtlose lokale Netze mit verschachtelten Zeitmultiplexrahmen variabler Länge |
US5618045A (en) | 1995-02-08 | 1997-04-08 | Kagan; Michael | Interactive multiple player game system and method of playing a game between at least two players |
US5555540A (en) | 1995-02-17 | 1996-09-10 | Sun Microsystems, Inc. | ASIC bus structure |
US5796741A (en) | 1995-03-09 | 1998-08-18 | Nippon Telegraph And Telephone Corporation | ATM bus system |
US5572528A (en) | 1995-03-20 | 1996-11-05 | Novell, Inc. | Mobile networking method and apparatus |
US5886992A (en) | 1995-04-14 | 1999-03-23 | Valtion Teknillinen Tutkimuskeskus | Frame synchronized ring system and method |
US5517491A (en) | 1995-05-03 | 1996-05-14 | Motorola, Inc. | Method and apparatus for controlling frequency deviation of a portable transceiver |
US5822309A (en) | 1995-06-15 | 1998-10-13 | Lucent Technologies Inc. | Signaling and control architecture for an ad-hoc ATM LAN |
US5623495A (en) | 1995-06-15 | 1997-04-22 | Lucent Technologies Inc. | Portable base station architecture for an AD-HOC ATM lan |
US5781540A (en) | 1995-06-30 | 1998-07-14 | Hughes Electronics | Device and method for communicating in a mobile satellite system |
GB2303763B (en) | 1995-07-26 | 2000-02-16 | Motorola Israel Ltd | Communications system and method of operation |
GB9517943D0 (en) | 1995-09-02 | 1995-11-01 | At & T Corp | Radio communication device and method |
US6132306A (en) | 1995-09-06 | 2000-10-17 | Cisco Systems, Inc. | Cellular communication system with dedicated repeater channels |
US6192053B1 (en) | 1995-09-07 | 2001-02-20 | Wireless Networks, Inc. | Enhanced adjacency detection protocol for wireless applications |
US5615212A (en) | 1995-09-11 | 1997-03-25 | Motorola Inc. | Method, device and router for providing a contention-based reservation mechanism within a mini-slotted dynamic entry polling slot supporting multiple service classes |
US5805593A (en) | 1995-09-26 | 1998-09-08 | At&T Corp | Routing method for setting up a service between an origination node and a destination node in a connection-communications network |
US5805842A (en) | 1995-09-26 | 1998-09-08 | Intel Corporation | Apparatus, system and method for supporting DMA transfers on a multiplexed bus |
US5701294A (en) | 1995-10-02 | 1997-12-23 | Telefonaktiebolaget Lm Ericsson | System and method for flexible coding, modulation, and time slot allocation in a radio telecommunications network |
US5717689A (en) | 1995-10-10 | 1998-02-10 | Lucent Technologies Inc. | Data link layer protocol for transport of ATM cells over a wireless link |
US5920821A (en) | 1995-12-04 | 1999-07-06 | Bell Atlantic Network Services, Inc. | Use of cellular digital packet data (CDPD) communications to convey system identification list data to roaming cellular subscriber stations |
US5991279A (en) | 1995-12-07 | 1999-11-23 | Vistar Telecommunications Inc. | Wireless packet data distributed communications system |
US5878036A (en) | 1995-12-20 | 1999-03-02 | Spartz; Michael K. | Wireless telecommunications system utilizing CDMA radio frequency signal modulation in conjunction with the GSM A-interface telecommunications network protocol |
KR100197407B1 (ko) | 1995-12-28 | 1999-06-15 | 유기범 | 전전자 교환기에 있어서 프로세서들간 통신버스구조 |
US5680392A (en) | 1996-01-16 | 1997-10-21 | General Datacomm, Inc. | Multimedia multipoint telecommunications reservation systems |
US5684794A (en) | 1996-01-25 | 1997-11-04 | Hazeltine Corporation | Validation of subscriber signals in a cellular radio network |
US5706428A (en) | 1996-03-14 | 1998-01-06 | Lucent Technologies Inc. | Multirate wireless data communication system |
US5652751A (en) | 1996-03-26 | 1997-07-29 | Hazeltine Corporation | Architecture for mobile radio networks with dynamically changing topology using virtual subnets |
US5796732A (en) | 1996-03-28 | 1998-08-18 | Cisco Technology, Inc. | Architecture for an expandable transaction-based switching bus |
US5805977A (en) | 1996-04-01 | 1998-09-08 | Motorola, Inc. | Method and apparatus for controlling transmissions in a two-way selective call communication system |
US5943322A (en) | 1996-04-24 | 1999-08-24 | Itt Defense, Inc. | Communications method for a code division multiple access system without a base station |
US5845097A (en) | 1996-06-03 | 1998-12-01 | Samsung Electronics Co., Ltd. | Bus recovery apparatus and method of recovery in a multi-master bus system |
US5787080A (en) | 1996-06-03 | 1998-07-28 | Philips Electronics North America Corporation | Method and apparatus for reservation-based wireless-ATM local area network |
SE518132C2 (sv) | 1996-06-07 | 2002-08-27 | Ericsson Telefon Ab L M | Metod och anordning för synkronisering av kombinerade mottagare och sändare i ett cellulärt system |
US5774876A (en) | 1996-06-26 | 1998-06-30 | Par Government Systems Corporation | Managing assets with active electronic tags |
US5844905A (en) | 1996-07-09 | 1998-12-01 | International Business Machines Corporation | Extensions to distributed MAC protocols with collision avoidance using RTS/CTS exchange |
US5909651A (en) | 1996-08-02 | 1999-06-01 | Lucent Technologies Inc. | Broadcast short message service architecture |
US5987011A (en) | 1996-08-30 | 1999-11-16 | Chai-Keong Toh | Routing method for Ad-Hoc mobile networks |
US6044062A (en) | 1996-12-06 | 2000-03-28 | Communique, Llc | Wireless network system and method for providing same |
US5903559A (en) | 1996-12-20 | 1999-05-11 | Nec Usa, Inc. | Method for internet protocol switching over fast ATM cell transport |
GB9720856D0 (en) * | 1997-10-01 | 1997-12-03 | Olivetti Telemedia Spa | Mobile networking |
US6130892A (en) | 1997-03-12 | 2000-10-10 | Nomadix, Inc. | Nomadic translator or router |
US5877724A (en) | 1997-03-25 | 1999-03-02 | Trimble Navigation Limited | Combined position locating and cellular telephone system with a single shared microprocessor |
US6052594A (en) | 1997-04-30 | 2000-04-18 | At&T Corp. | System and method for dynamically assigning channels for wireless packet communications |
US5881095A (en) | 1997-05-01 | 1999-03-09 | Motorola, Inc. | Repeater assisted channel hopping system and method therefor |
US5870350A (en) | 1997-05-21 | 1999-02-09 | International Business Machines Corporation | High performance, high bandwidth memory bus architecture utilizing SDRAMs |
KR100216541B1 (ko) * | 1997-05-29 | 1999-08-16 | 정선종 | 건물의 소방활동 지원 시스템 및 그를 이용한 소방활동 방법 |
US6240294B1 (en) | 1997-05-30 | 2001-05-29 | Itt Manufacturing Enterprises, Inc. | Mobile radio device having adaptive position transmitting capabilities |
GB2326065B (en) | 1997-06-05 | 2002-05-29 | Mentor Graphics Corp | A scalable processor independent on-chip bus |
US6108738A (en) | 1997-06-10 | 2000-08-22 | Vlsi Technology, Inc. | Multi-master PCI bus system within a single integrated circuit |
US5987033A (en) | 1997-09-08 | 1999-11-16 | Lucent Technologies, Inc. | Wireless lan with enhanced capture provision |
US6163699A (en) | 1997-09-15 | 2000-12-19 | Ramot University Authority For Applied Research And Industrial Development Ltd. | Adaptive threshold scheme for tracking and paging mobile users |
US6067291A (en) | 1997-09-23 | 2000-05-23 | Lucent Technologies Inc. | Wireless local area network with enhanced carrier sense provision |
US6034542A (en) | 1997-10-14 | 2000-03-07 | Xilinx, Inc. | Bus structure for modularized chip with FPGA modules |
US5936953A (en) | 1997-12-18 | 1999-08-10 | Raytheon Company | Multi-mode, multi-channel communication bus |
US6047330A (en) | 1998-01-20 | 2000-04-04 | Netscape Communications Corporation | Virtual router discovery system |
US6065085A (en) | 1998-01-27 | 2000-05-16 | Lsi Logic Corporation | Bus bridge architecture for a data processing system capable of sharing processing load among a plurality of devices |
US6130881A (en) | 1998-04-20 | 2000-10-10 | Sarnoff Corporation | Traffic routing in small wireless data networks |
US6078566A (en) | 1998-04-28 | 2000-06-20 | Genesys Telecommunications Laboratories, Inc. | Noise reduction techniques and apparatus for enhancing wireless data network telephony |
US6064626A (en) | 1998-07-31 | 2000-05-16 | Arm Limited | Peripheral buses for integrated circuit |
US6304556B1 (en) | 1998-08-24 | 2001-10-16 | Cornell Research Foundation, Inc. | Routing and mobility management protocols for ad-hoc networks |
US6115580A (en) | 1998-09-08 | 2000-09-05 | Motorola, Inc. | Communications network having adaptive network link optimization using wireless terrain awareness and method for use therein |
US6208870B1 (en) | 1998-10-27 | 2001-03-27 | Lucent Technologies Inc. | Short message service notification forwarded between multiple short message service centers |
US6285892B1 (en) | 1998-11-24 | 2001-09-04 | Philips Electronics North America Corp. | Data transmission system for reducing terminal power consumption in a wireless network |
US6104712A (en) | 1999-02-22 | 2000-08-15 | Robert; Bruno G. | Wireless communication network including plural migratory access nodes |
US6987975B1 (en) * | 1999-04-08 | 2006-01-17 | Ericsson Inc. | Method of generating control signals based on location of radio terminals |
AU4548400A (en) * | 1999-06-08 | 2000-12-28 | Sony International (Europe) Gmbh | Geolocation of mobile devices |
US6453168B1 (en) | 1999-08-02 | 2002-09-17 | Itt Manufacturing Enterprises, Inc | Method and apparatus for determining the position of a mobile communication device using low accuracy clocks |
US6275707B1 (en) | 1999-10-08 | 2001-08-14 | Motorola, Inc. | Method and apparatus for assigning location estimates from a first transceiver to a second transceiver |
US6327300B1 (en) | 1999-10-25 | 2001-12-04 | Motorola, Inc. | Method and apparatus for dynamic spectrum allocation |
US6349210B1 (en) | 1999-11-12 | 2002-02-19 | Itt Manufacturing Enterprises, Inc. | Method and apparatus for broadcasting messages in channel reservation communication systems |
US6349091B1 (en) | 1999-11-12 | 2002-02-19 | Itt Manufacturing Enterprises, Inc. | Method and apparatus for controlling communication links between network nodes to reduce communication protocol overhead traffic |
EP1107512A1 (en) | 1999-12-03 | 2001-06-13 | Sony International (Europe) GmbH | Communication device and software for operating multimedia applications |
US7107065B2 (en) * | 2000-02-02 | 2006-09-12 | Nokia Corporation | Position acquisition |
EP1133115A3 (en) * | 2000-03-11 | 2003-07-23 | Hewlett-Packard Company | Position discovery using short range mobile devices |
WO2002003091A2 (en) | 2000-07-03 | 2002-01-10 | Ecole Polytechnique Federale De Lausanne (Epfl) | Method and wireless terminal for generating and maintaining a relative positioning system |
US6898445B2 (en) | 2000-09-07 | 2005-05-24 | Telefonaktiebolaget Lm Ericsson (Publ) | Politeness zones for wireless communication devices |
US20020059420A1 (en) * | 2000-09-09 | 2002-05-16 | Ching-Fang Lin | Networked position multiple tracking process |
US7206294B2 (en) | 2001-08-15 | 2007-04-17 | Meshnetworks, Inc. | Movable access points and repeaters for minimizing coverage and capacity constraints in a wireless communications network and a method for using the same |
US6768730B1 (en) | 2001-10-11 | 2004-07-27 | Meshnetworks, Inc. | System and method for efficiently performing two-way ranging to determine the location of a wireless node in a communications network |
US6728545B1 (en) | 2001-11-16 | 2004-04-27 | Meshnetworks, Inc. | System and method for computing the location of a mobile terminal in a wireless communications network |
US7221686B1 (en) | 2001-11-30 | 2007-05-22 | Meshnetworks, Inc. | System and method for computing the signal propagation time and the clock correction for mobile stations in a wireless network |
US20030214410A1 (en) * | 2002-05-14 | 2003-11-20 | Johnson Mark J. | System and method for inferring a set of characteristics of an environment with location-capable devices |
US7064660B2 (en) * | 2002-05-14 | 2006-06-20 | Motorola, Inc. | System and method for inferring an electronic rendering of an environment |
-
2003
- 2003-04-01 US US10/402,961 patent/US7167715B2/en not_active Expired - Lifetime
- 2003-05-15 EP EP03728922A patent/EP1532821B1/en not_active Expired - Lifetime
- 2003-05-15 JP JP2004506193A patent/JP4365782B2/ja not_active Expired - Lifetime
- 2003-05-15 CA CA002477560A patent/CA2477560A1/en not_active Abandoned
- 2003-05-15 KR KR1020047016534A patent/KR100948674B1/ko active IP Right Grant
- 2003-05-15 AU AU2003234580A patent/AU2003234580A1/en not_active Abandoned
- 2003-05-15 WO PCT/US2003/015259 patent/WO2003098815A2/en active Application Filing
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7573858B2 (en) | 2004-12-28 | 2009-08-11 | Samsung Electronics Co., Ltd. | Ad-hoc network for transmitting packets to plural target regions and packet transmission method thereof |
KR100701351B1 (ko) * | 2005-11-03 | 2007-03-29 | 임재성 | 무선 센서 네트워크 기반의 위치인식방법 |
KR100878851B1 (ko) * | 2005-11-22 | 2009-01-15 | 텔코디아 테크놀로지스, 인코포레이티드 | 임시 네트워크의 편성을 위한 링크를 가진 동등 셀헤더-기반 방식 및 프로토콜 |
US10163113B2 (en) | 2008-05-27 | 2018-12-25 | Qualcomm Incorporated | Methods and apparatus for generating user profile based on periodic location fixes |
US11341511B2 (en) | 2008-05-27 | 2022-05-24 | Qualcomm Incorporated | Methods and apparatus for generating user profile based on periodic location fixes |
KR20160061654A (ko) * | 2014-11-24 | 2016-06-01 | 현대모비스 주식회사 | 원격 전자동 주차 시스템의 무선통신 제어 방법 |
Also Published As
Publication number | Publication date |
---|---|
US20040082341A1 (en) | 2004-04-29 |
KR100948674B1 (ko) | 2010-03-18 |
EP1532821A2 (en) | 2005-05-25 |
JP2005526444A (ja) | 2005-09-02 |
JP4365782B2 (ja) | 2009-11-18 |
EP1532821A4 (en) | 2007-07-18 |
WO2003098815A2 (en) | 2003-11-27 |
CA2477560A1 (en) | 2003-11-27 |
WO2003098815A3 (en) | 2005-03-24 |
US7167715B2 (en) | 2007-01-23 |
AU2003234580A1 (en) | 2003-12-02 |
EP1532821B1 (en) | 2012-12-19 |
AU2003234580A8 (en) | 2003-12-02 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR100948674B1 (ko) | 애드-혹 네트워크에 있어서 상대적인 위치를 결정하기위한 시스템 및 방법 | |
US20060025154A1 (en) | System and method for locating persons or assets using centralized computing of node location and displaying the node locations | |
US7203497B2 (en) | System and method for accurately computing the position of wireless devices inside high-rise buildings | |
US7616965B2 (en) | Method and apparatus for calculating a device location | |
EP1289172B1 (en) | System for determining position of an emitter | |
CA2490260C (en) | A system and method for determining physical location of a node in a wireless network during an authentication check of the node | |
US6728545B1 (en) | System and method for computing the location of a mobile terminal in a wireless communications network | |
EP1299743A2 (en) | Method and wireless terminal for generating and maintaining a relative positioning system | |
US20050049821A1 (en) | Location estimation in partially synchronized networks | |
US20130237179A1 (en) | System and method for guided emergency exit | |
WO2018060545A1 (en) | Positioning | |
Zhu et al. | RoamingHART: A collaborative localization system on WirelessHART | |
KR20130068582A (ko) | 소방 시설물을 이용한 위치정보 획득 장치 및 방법 | |
KR20150069928A (ko) | 실내 측위 시스템 및 방법 | |
Codina et al. | Augmented reality for emergency situations in buildings with the support of indoor localization | |
KR100871235B1 (ko) | 노드 위치의 중앙집중식 계산을 이용하여 사람 또는 재산의위치를 찾아내고, 그 노드 위치를 디스플레이하는 시스템및 방법 | |
KR20070022852A (ko) | 임시 피어-투-피어 무선 네트워크를 이용하여 자산을추적하기 위한 시스템 및 방법 | |
Benmoshe et al. | Performance monitoring framework for Wi-Fi MANET | |
Maltz et al. | The trauma patient tracking system: implementing a wireless monitoring infrastructure for emergency response | |
Zhang et al. | Ultra wideband indoor positioning system in support of emergency evacuation | |
US20230276403A1 (en) | Distributed time synchronization for time difference of arrival (tdoa) using ultra-wideband (uwb) | |
Ikeda et al. | An Indoor Autonomous Positioning System including Emergency Signal Distribution Functions | |
Kashyap | Statistical Time-of-Arrival Ranging by Measuring Round-Trip Time at Driver Layer in IEEE 802.11 g Networks | |
Jia et al. | Research and application of WMN-based emergency communication | |
WO2023164522A1 (en) | Distributed time synchronization for time difference of arrival (tdoa) using ultra-wideband (uwb) |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E701 | Decision to grant or registration of patent right | ||
GRNT | Written decision to grant | ||
FPAY | Annual fee payment |
Payment date: 20130227 Year of fee payment: 4 |
|
FPAY | Annual fee payment |
Payment date: 20140227 Year of fee payment: 5 |
|
FPAY | Annual fee payment |
Payment date: 20150227 Year of fee payment: 6 |
|
FPAY | Annual fee payment |
Payment date: 20151230 Year of fee payment: 7 |
|
FPAY | Annual fee payment |
Payment date: 20161229 Year of fee payment: 8 |
|
FPAY | Annual fee payment |
Payment date: 20190228 Year of fee payment: 10 |
|
FPAY | Annual fee payment |
Payment date: 20200227 Year of fee payment: 11 |