| Patent Number |
Title Of Patent |
Date Issued |
| D532780 |
Wireless repeater housing |
November 28, 2006 |
|
| 8285201 |
Wideband echo cancellation in a repeater |
October 9, 2012 |
| A wireless repeater having a receiving antenna for receiving an input signal and a transmitting antenna for transmitting an amplified signal includes first and second front-end circuits and a repeater baseband block coupled between the first and second front-end circuits. The repeate |
| 8122134 |
Reducing loop effects in a wireless local area network repeater |
February 21, 2012 |
| A method and apparatus are provided for operating a frequency translating repeater in a wireless local are network (WLAN) having one or more repeaters (200, 204), a network protocol for communicating between one or more base units (100) and one or more client units (104, 105). A first |
| 8121535 |
Configuration of a repeater |
February 21, 2012 |
| Methods and systems are provided to configure a frequency repeater. The frequency repeater is configured with an identity of a service provider and receives a message that defines a set of frequencies to be repeated, the frequencies are associated with a service provider that matches the |
| 8116239 |
Use of a filterbank in an adaptive on-channel repeater utilizing adaptive antenna arrays |
February 14, 2012 |
| A repeater environment is provided operative to deploy a feedback cancellation loop that is adaptively coupled with an antenna array such that a selected metric can be derived by deploying a selected filter bank operative to process the signal on a bin by bin basis and the derived me |
| 8095067 |
Frequency translating repeater with low cost high performance local oscillator architecture |
January 10, 2012 |
| A frequency translating repeater (120) for use in a time division duplex (TDD) radio protocol communications system includes local oscillator (LO) circuits (210, 310, and 410) to facilitate repeating by providing isolation, reduced phase noise, reduced pulling, and the like. Tunable |
| 8089913 |
Physical layer repeater with selective use of higher layer functions based on network operating |
January 3, 2012 |
| A physical layer frequency translating repeater for use in a wireless network can include a baseband section with demodulator, a processor and a memory. A portion of a packet for repeating can be processed during a physical layer repeating operation and a higher layer function performed |
| 8078100 |
Physical layer repeater with discrete time filter for all-digital detection and delay generation |
December 13, 2011 |
| A discrete time bandpass filter element (103) having multiple stages (201, 202, 203, 204, 205) for use in a time division duplex radio protocol communications system including an automatic gain control. Discrete time bandpass filter is used to generate delay and can replace SAW filte |
| 8060009 |
Wireless local area network repeater with automatic gain control for extending network coverage |
November 15, 2011 |
| A frequency translating repeater (200) for use in a time division duplex radio protocol communications system includes an automatic gain control feature. Specifically, a received signal (330) is split to provide signal detection paths (331, 332) wherein detection is performed by amplifie |
| 8059727 |
Physical layer repeater configuration for increasing MIMO performance |
November 15, 2011 |
| A wireless network includes at least one Multiple Input Multiple Output (MIMO) wireless network station and two or more physical layer repeaters. Each of the physical layer repeaters is for receiving a wireless signal to or from the at least one MIMO wireless network station and re-t |
| 8027642 |
Transmission canceller for wireless local area network |
September 27, 2011 |
| A frequency translating repeater (200) for use in a wireless local area network includes a cancellation unit. Canceller (402) is controlled by control (401) to provide an injection signal for canceling leakage in a receive signal path. Reference coupler (403) provides a reference signal |
| 8023885 |
Non-frequency translating repeater with downlink detection for uplink and downlink synchronizati |
September 20, 2011 |
| A non-frequency translating repeater (110, 210, 300) for use in a time division duplex (TDD) radio protocol communications system includes detection retransmission and automatic gain control. Detection is performed by detectors (309, 310) and a processor (313). Detection can be overr |
| 7990904 |
Wireless network repeater |
August 2, 2011 |
| A frequency translating repeater (250) for use in a time division duplex radio protocol communications system includes a processor (260), a bus (261), a memory (262), an RF section (264), and an integrated station device (264). An access point (210) is detected based on information t |
| 7911985 |
Automatic gain control and filtering techniques for use in on-channel repeater |
March 22, 2011 |
| A repeater environment is provided operative to deploy a feedback cancellation loop that is adaptively coupled with an antenna array such that a selected metric can be derived by deploying a selected filter bank having an automatic gain control operative to process the signal on a bin |
| 7907891 |
Physical layer repeater utilizing real time measurement metrics and adaptive antenna array to pr |
March 15, 2011 |
| Embodiments of a repeater environment can be operative to deploy a feedback cancellation loop that is adaptively coupled with an antenna array such that a selected metric can be applied to the antenna array and feedback cancellation loop combination to improve signal integrity and am |
| 7907513 |
Superimposed composite channel filter |
March 15, 2011 |
| Methods and systems are provided to generate digital coefficients for a filter. The generation of coefficients relies on a Fourier transformation of an impulse response in time domain that is zero padded, e.g., zeros are appended to an array corresponding to a sampled input signal of |
| 7893889 |
Multiple-antenna device having an isolation element |
February 22, 2011 |
| A multiple-antenna device is provided, comprising: a printed circuit board having a ground plane configured to provide electromagnetic isolation between a first side of the printed circuit board and a second side of the printed circuit board; a first non-conductive support member formed |
| 7787408 |
Wireless repeater with master/slave configuration |
August 31, 2010 |
| A wireless repeater extends a coverage area of a wireless network base station within a structure or facility. The repeater includes a master unit for wirelessly communicating with the wireless network base station and a slave unit for wirelessly communicating with one or more subscriber |
| 7733285 |
Integrated, closely spaced, high isolation, printed dipoles |
June 8, 2010 |
| An antenna configuration includes two closely spaced antennas each positioned so as to be orthogonally polarized with respect to the other. The antenna configuration increases antenna isolation and reduces electromagnetic coupling between donor side antenna and repeat side antenna. T |
| 7592969 |
Multiple-antenna device having an isolation element |
September 22, 2009 |
| A multiple-antenna device is provided, comprising: a printed circuit board having a ground plane configured to provide electromagnetic isolation between a first side of the printed circuit board and a second side of the printed circuit board; a first non-conductive support member formed |
| 7528789 |
Adaptive antenna for use in wireless communication systems |
May 5, 2009 |
| An antenna apparatus, which can increase capacity in a cellular communication system or Wireless Local Area Network (WLAN), such as an 802.11 network, operates in conjunction with a mobile subscriber unit or client station. At least one antenna element is active and located within mu |
| 7463201 |
Aperiodic array antenna |
December 9, 2008 |
| A wireless handset including an antenna array. The antenna array includes an active antenna element and two passive antenna elements. The active and passive antenna elements are arranged to form a triangle with a vertex. The vertex includes a vertex angle and the active antenna element |
| 7463200 |
Directional antenna configuration for TDD repeater |
December 9, 2008 |
| A wireless communication node, such as a repeater, including a frequency translating repeater, a physical layer (PHY) repeater, time divisional duplex repeater (TDD) and the like, is configured with a pair of directional patch antennae and an omni-directional antenna. The patch anten |
| 7425928 |
Method and apparatus for frequency selective beam forming |
September 16, 2008 |
| A directive antenna having plural antenna elements is arranged in a parasitic antenna array. Frequency selective components are connected to an active antenna element. Weighting structures are connected to passive antenna elements positioned substantially equidistant from the active |
| 7268738 |
Beamforming using a backplane and passive antenna element |
September 11, 2007 |
| An active antenna element to transmit and/or receive RF (Radio Frequency) signals is positioned in relation to a backplane that reflects RF signals. One or more passive antenna elements can be disposed on a similar side of the backplane as the active antenna element. Settings of the |
| 7253783 |
Low cost multiple pattern antenna for use with multiple receiver systems |
August 7, 2007 |
| An antenna assembly includes at least two active or main radiating omni-directional antenna elements arranged with at least one beam control or passive antenna element used as a reflector. The beam control antenna element(s) may have multiple reactance elements that can electrically |
| 7230935 |
Physical layer repeater with selective use of higher layer functions based on network operating |
June 12, 2007 |
| A physical layer frequency translating repeater (600, 700) for use in a wireless network includes signal processor (710-714) coupled with a signal processing bus (711), a processor (627) and a memory (650). The physical layer repeater conducts physical layer repeating and selectively |
| 7215297 |
Adaptive antenna for use in wireless communication systems |
May 8, 2007 |
| An antenna apparatus, which can increase capacity in a cellular communication system or Wireless Local Area Network (WLAN), such as an 802.11 network, operates in conjunction with a mobile subscriber unit or client station. At least one antenna element is active and located within mu |
| 7200134 |
Wireless area network using frequency translation and retransmission based on modified protocol |
April 3, 2007 |
| In a wireless communications network such as a WLAN, a frequency translating repeater (200, 204) facilitates and enhances wireless communication between a first communication device (100) and one or more second client unit (104, 105) using frequency translation and retransmission bas |
| 7187904 |
Frequency translating repeater with low cost high performance local oscillator architecture |
March 6, 2007 |
| A frequency translating repeater (120) for use in a time division duplex (TDD) radio protocol communications system includes local oscillator (LO) circuits (210, 310, and 410) to facilitate repeating by providing isolation, reduced phase noise, reduced pulling, and the like. Tunable |
| 7176844 |
Aperiodic array antenna |
February 13, 2007 |
| An antenna array that uses at least two passive antennas and one active antenna disposed above a ground plane, but electrically isolated from the ground plane, and a respective resonant strip positioned beneath each passive antenna. The passive antenna elements are positioned about the |
| 7038626 |
Beamforming using a backplane and passive antenna element |
May 2, 2006 |
| An active antenna element to transmit and/or receive RF (Radio Frequency) signals is positioned in relation to a backplane that reflects RF signals. One or more passive antenna elements can be disposed on a similar side of the backplane as the active antenna element. Settings of the |
| 7015773 |
Electronic phase shifter with enhanced phase shift performance |
March 21, 2006 |
| A varactor based phase shifter that increases phase shift range using a lower characteristic impedance between quadrature ports than is used at its input/output ports. The circuit makes use of a four port coupler arrangement that imbeds a quarter wave impedance transformation between |
| 6992546 |
Electronic phase shifter with enhanced phase shift performance |
January 31, 2006 |
| A varactor based phase shifter that increases phase shift range using a lower characteristic impedance between quadrature ports than is used at its input/output ports. The circuit makes use of a four port coupler arrangement that imbeds a quarter wave impedance transformation between |
| 6989797 |
Adaptive antenna for use in wireless communication systems |
January 24, 2006 |
| An antenna apparatus, which can increase capacity in a cellular communication system or Wireless Local Area Network (WLAN), such as an 802.11 network, operates in conjunction with a mobile subscriber unit or client station. At least one antenna element is active and located within mu |
| 6911948 |
Antenna steering scheduler for mobile station in wireless local area network |
June 28, 2005 |
| Methods of scheduling optimization of communications used with Wireless Local Area Network (WLAN) equipment that employs steerable directional antennas. The methods may use and are compatible with Media Access Control (MAC) layers of IEEE 802.11 group of standards. The methods do not dep |
| 6911879 |
Electronic phase shifter with enhanced phase shift performance |
June 28, 2005 |
| A varactor based phase shifter that increases phase shift range using a lower characteristic impedance between quadrature ports than is used at its input/output ports. The circuit makes use of a four port coupler arrangement that imbeds a quarter wave impedance transformation between |
| 6894653 |
Low cost multiple pattern antenna for use with multiple receiver systems |
May 17, 2005 |
| An antenna assembly includes at least two active or main radiating omni-directional antenna elements arranged with at least one beam control or passive antenna element used as a reflector. The beam control antenna element(s) may have multiple reactance elements that can electrically |
| 6888504 |
Aperiodic array antenna |
May 3, 2005 |
| An antenna array that uses at least two passive antennas and one active antenna disposed above a ground plane, but electrically isolated from the ground plane, and a respective resonant strip positioned beneath each passive antenna. The passive antenna elements are positioned about the |
| 6788268 |
Method and apparatus for frequency selective beam forming |
September 7, 2004 |
| A directive antenna having plural antenna elements is arranged in a parasitic antenna array. Frequency selective components are connected to a first subset of the antenna elements. Weighting structures are connected to a second subset of the antenna elements. The first and second subsets |
| 6606057 |
High gain planar scanned antenna array |
August 12, 2003 |
| An antenna array having a central active element and a plurality of passive elements surrounding the active element is disclosed. A dielectric substrate or other slow wave structure is disposed radially outwardly from the passive elements for slowing the radio frequency waves so as to |
| 6600456 |
Adaptive antenna for use in wireless communication systems |
July 29, 2003 |
| An antenna apparatus which can increase capacity in a cellular communication system. The antenna operates in conjunction with a mobile subscriber unit and provides a plurality of antenna elements. At least one active antenna element is active and essentially centrally located within |
| 6518920 |
Adaptive antenna for use in same frequency networks |
February 11, 2003 |
| An antenna apparatus which can increase capacity in a cellular communication system. The antenna operates in conjunction with a mobile subscriber unit and provides a plurality of antenna elements, each coupled to a respective programmable phase shifter. The phase of each antenna elem |
| 6515635 |
Adaptive antenna for use in wireless communication systems |
February 4, 2003 |
| A directive antenna includes plural antenna elements in an antenna assemblage. A feed network connected to the antenna elements includes at least one switch to select a state of one of the antenna elements to be in an active state in response to a control signal. The other antenna el |
| 6448938 |
Method and apparatus for frequency selective beam forming |
September 10, 2002 |
| A phased array antenna provides a subscriber unit with an ability to transmit and receive signals in different directions to allow for optimum gain in both directions, simultaneously. In this way, refraction and multipath effects resulting from communication signals operating at diff |
| 6404386 |
Adaptive antenna for use in same frequency networks |
June 11, 2002 |
| An antenna apparatus which can increase capacity in a cellular communication system. The antenna operates in conjunction with a mobile subscriber unit and provides a plurality of antenna elements, each coupled to a respective signal control component such as a switch. The switch posi |
| 6396456 |
Stacked dipole antenna for use in wireless communications systems |
May 28, 2002 |
| A dipole antenna for use with a mobile subscriber unit in a wireless communications system. The antenna is fabricated with printed circuit board (PCB) photo-etching techniques for precise control of the printed structure to mass produce antenna elements with repeatable features. The |
| 6369771 |
Low profile dipole antenna for use in wireless communications systems |
April 9, 2002 |
| A dipole antenna for use with a mobile subscriber unit in a wireless network communications system. The antenna is fabricated with printed circuit board (PCB) photo-etching techniques for precise control of the printed structure. The dipole antenna includes a planar substrate made of |
| 6362790 |
Antenna array structure stacked over printed wiring board with beamforming components |
March 26, 2002 |
| A miniaturized directional antenna for use with system to provide data communication over wireless radio channels. The unit supports multiple antenna elements with a known orientation with respect to an earth ground plane reference. This greatly provides predictability in the steerabilit |
| 6304215 |
Method of use for an adaptive antenna in same frequency networks |
October 16, 2001 |
| A method for setting optimal phase settings for a plurality of antenna elements of a subscriber unit in a CDMA cellular telephone system includes the steps of detecting a received pilot signal at each of the plurality of antenna elements, combining the received pilot signal detected at e |
