WO2015084912A1 - Système de distribution de puissance sans fil pour un équipement de police - Google Patents

Système de distribution de puissance sans fil pour un équipement de police Download PDF

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Publication number
WO2015084912A1
WO2015084912A1 PCT/US2014/068282 US2014068282W WO2015084912A1 WO 2015084912 A1 WO2015084912 A1 WO 2015084912A1 US 2014068282 W US2014068282 W US 2014068282W WO 2015084912 A1 WO2015084912 A1 WO 2015084912A1
Authority
WO
WIPO (PCT)
Prior art keywords
transmitter
electrical devices
receiver
law enforcement
wireless power
Prior art date
Application number
PCT/US2014/068282
Other languages
English (en)
Inventor
Michael A. Leabman
Gregory Scott Brewer
Original Assignee
Energous Corporation
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US14/095,358 external-priority patent/US20150155738A1/en
Application filed by Energous Corporation filed Critical Energous Corporation
Publication of WO2015084912A1 publication Critical patent/WO2015084912A1/fr

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
    • H02J50/20—Circuit arrangements or systems for wireless supply or distribution of electric power using microwaves or radio frequency waves
    • H02J50/23—Circuit arrangements or systems for wireless supply or distribution of electric power using microwaves or radio frequency waves characterised by the type of transmitting antennas, e.g. directional array antennas or Yagi antennas
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
    • H02J50/20—Circuit arrangements or systems for wireless supply or distribution of electric power using microwaves or radio frequency waves
    • H02J50/27—Circuit arrangements or systems for wireless supply or distribution of electric power using microwaves or radio frequency waves characterised by the type of receiving antennas, e.g. rectennas
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
    • H02J50/40—Circuit arrangements or systems for wireless supply or distribution of electric power using two or more transmitting or receiving devices
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J2310/00—The network for supplying or distributing electric power characterised by its spatial reach or by the load
    • H02J2310/40—The network being an on-board power network, i.e. within a vehicle
    • H02J2310/48—The network being an on-board power network, i.e. within a vehicle for electric vehicles [EV] or hybrid vehicles [HEV]
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
    • H02J50/005—Mechanical details of housing or structure aiming to accommodate the power transfer means, e.g. mechanical integration of coils, antennas or transducers into emitting or receiving devices
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
    • H02J50/80—Circuit arrangements or systems for wireless supply or distribution of electric power involving the exchange of data, concerning supply or distribution of electric power, between transmitting devices and receiving devices
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
    • H02J50/90—Circuit arrangements or systems for wireless supply or distribution of electric power involving detection or optimisation of position, e.g. alignment

Definitions

  • Law enforcement officers are typically required to c n a great deal of equipment w en they are on the field.
  • a law mforee en officer is often required to carry many electrical devices in the performance of his her duties.
  • police patrol officers or a squad of policemen who have been trained to deal with a violent and dangerous situations need to carry radios or walkie talkies, flash lights, wearable cameras, GPS, wireless communication earpiece systems, portable digital video recorders (DVRsk night vision goggles, rifle scopes and/or any other law enforcement equipment that may require an electrical power source.
  • DVRsk night vision goggles rifle scopes and/or any other law enforcement equipment that may require an electrical power source.
  • the present disclosure is a wireless power distribution system for Law
  • the wireless power distribution system disclosed here may charge or power the electrical devices wireless!y by following the poeket-forrhmg methodology, which is also included here by reference.
  • the wireless power distribution system may include at least one transmitter coupled with any suitable battery management system in a Law Enforcement vehicle.
  • a Law Enforcement uniform may be coupled with wireless receiver components that may use the pockets of energy to charge or power the electrical devices,
  • the wireless power distribution system may avoid tedious wired connections and may be more easily installed and reinstalled,
  • the wireless power distribution system may eliminate the need for Law Enforcement officers to carry extra batteries for the electrical devices they use during the performance of their duties,
  • a method for wireless power transmission for electrical devices used by law enforcement equipment comprising the steps of: connecting a pocket-forming transmitter having antenna elements, a RF circuit, a digital signal processor for controlling the RF circuit of the transmitter and communication circuitry to at least one mobile power source: ge erating power RF waves from fee RF circuit in the transmitter; controlling the generated power RF w ves with the digital signal processor in the transmitter; transmitting the power RF waves through antenna elements of the transmitter to a predefined range from the mobile power source; integrating a receiver with co miinication circuitry and antenna elements in a law enforcement uniform.; and capturing the power RF waves forming pockets of energy converging in 3-D space at the receiver i the uniform; and connecting the electrical devices to the receiver in the aniform to power the electrical, devices.
  • the wireless power distribution system may he used to charge or power remote controlled vehicles that are often used for espionage, detecting mines or disabling bombs
  • FIG, ! illustrates wireless power transmission using pocket-fbnning, according to art embodiment.
  • FIG, 2 illustrates a component level embodiment .for a transmitter, according to an embodiment.
  • FIG. 3 illustrates a component level embodiment for a receiver, according to an embodiment
  • FIG; 4 illustrates a law enforcement officer wearing a uniform with an integrated wireless power receiver, according to an embodiment
  • FIG, 5 illustrates a mobile power source for police officers, according to an embodiment
  • FIG. 6 illustrates a mobile power source for SWAT teams, according to an embodiment.
  • FIG. 7 illustrates a mobile power source for remote controlled vehicles, according to an embodiment
  • Pocket-forming may refer to generating two or more RF waves which converge in 3-d space, forming controlled constructive and destructive interference patterns.
  • Pockets of energy may refer to areas or regions of space where energy or power may accumulate in the form of constructive interference patterns of RF waves
  • Necii-spa.ee' ' ' may refer to areas or regions of space where pockets of energy do not form because of destructive interference patterns of RF waves
  • Transmitter may refer to a device, including a chip which may generate two or more RF signals, at least ne RF signal being phase shifted and gain adjusted with respect to other RF signals, substantially all of which pass through one or more .RF antenna such that focused RF signals are directed to a target
  • Receiveiver may refer to a device which may include at least one antenna, at least one rectifying circuit and at least one power converter for powering or charging an electronic device using RF waves.
  • Adaptive pocket-forming' 1 may refer to dynamically adjusting pocket- forming to regulate power on one or more targeted receivers. DESCRIPTION OF THE DRAWINGS
  • FIG. 1 illustrates wireless power transmission 100 using poekei-foraiing
  • a transmitter 102 may transmit controlled Radio Frequency (RF) waves 104 which may converge in 3-d space. These RF waves may be controlled through phase and/or relative amplitude djustments to form constructive and destructive interference patterns (poeket- ibraiing). Pockets of energy 106 may form at constructive interference patterns and can be 3 -dimensional in shape whereas mill-spaces may be generated at destructive interference patterns, A receiver 108 may then utilize pockets of energy produced by pocket-forming for charging or powering an electronic device, for example a laptop computer 1 10 and thus effectively providing wireless power transmission 100. In some embodiments, there can be multiple transmitters 102 and/or multiple receivers 108 for powering various electronic devices, for example smartphones, tablets, music players, toys and others at the s me time. In other embodiments, adaptive pocket-forming may be used to regulate power on electronic devices.
  • RF Radio Frequency
  • FIG. 2 illustrates a component level embodiment for a transmitter 200 which may be utilized to provide wireless power transmission 100 as described in. F10. 1 ;
  • Transmitter 200 may include a housing 202 where at least two or more antenna elements 204 » at least one RF integrated circuit (RFIC 206), at least one digital signs! processor (DSP) or micro-controller 208, and one optional communications component. 210 may be included.
  • RFIC RF integrated circuit
  • DSP digital signs! processor
  • micro-controller 208 micro-controller 208
  • Housing 202 can be made of any suitable material which, may allow for signal or wave transmission and/or reception, for example plastic or hard rubber,
  • Antenna elements 204 may include suitable antenna types for operating in frequency bands such as 900 MHz, 2,4 GHz or 5,8 GHz as these frequency bands conform to Federal Communications Commission (FCC) regulations part 18 (Industrial, Scientific and Medical equipment).
  • Antenna elements 204 may include vertical or horizontal polarization, right hand or left hand polarization, elliptical polarization, or other suitable polarizations as well as suitable polarization combinations.
  • Suitable antenna types may include, for example, patch antennas with heights from about 1/8 inches to about 6 inch and widths from about .1/8 inches to about 6 inch.
  • antenna elements 204 types can be used, for example nieta- ⁇ aterials s dipole antennas among others.
  • RFi ' C 206 may include a proprietary chip for adjusting phases and/or relative magnitudes of RF signals which may serve as inputs for antenna elements 204 for controlling pocket-forming. These RF signals may be produced using an external power supply 21.2 and a local oscillator chip (not shown) using a suitable piezoelectric material
  • Micro-controller 208 may thee process information send by a receiver through its own antenna elements for determining optimum times and locations for pockeMornamg. In some embodiments, the foregoing may be achieved ' through comnntnieations component 210.
  • Communications component 210 may be based on standard wireless communication protocols which may include Bluetooth, Wi-Fi or ZigBee, In addition., commmrications component 210 may be used to transfer other information such as an identifier for the device or user, battery level, location or other such ormation. Other communications component 210 may be possible which may include radar, infrared cameras or sound devices for sonic irianguiation for determining the device's position,
  • FIG. 3 illustrates a component level embodiment for a receiver 300 which can be used for powering or charging an. electronic device as exemplified in wireless power transmission 100.
  • Receiver 300 may include a housing 302 where at least one antenna element 304, one rectifier 306, one power converter 308 and an optional communications component 310 may be included,
  • Housing 302 can be made of any suitable material which may allow for signal or wave transmission and or reception, for example plastic or hard rubber.
  • Housing 302 may be an external hardware that may he- added to different electronic equipment, for example in the form of cases, or can be embedded within electronic equipment as well.
  • Antenna element 304 may include suitable antenna types for operating in frequency bands similar to the bands described for transmitter 200 from FIG, 2, Antenna element 304 may include vertical or horizontal polarization, right hand or lei! hand polarization, elliptical polarization., or other suitable polarizations as well, as suitable polarization combinations, Using multiple polarisations can be beneficial in devices where there may not tie a preferred orientation daring usage or whose orientation may vary continuously through time, for example a smartphone or portable gaming system. On the contrary, for devices with well-defined orientations, for example a two-handed video game controller, there might be a preferred polarization tor antennas whic may dictate a ratio for the number of antennas of a given polarization.
  • Suitable antenna types may Include patch antennas with heights from about 1/8 inches to about 6 inch and. widths from about 1/8 inches to about 6 inch.
  • Patch, antennas may have the advantage that polarization may depend on connectivity, he, depending on which side the patch, is fed, the polarization may change. This may further prove advantageous as a receiver, such as receiver 300, may dynamically modify its antenna polarization to optimize wireless power transmission.
  • Rectifier 306 may include diodes or resistors, kduetoTS or capacitors to rectify the alternating current (AC) voltage generated by antenna element 304 to direct current (DC) voltage. Rectifier 306 may be placed as close as is technically possible to antenna element 304 to minimize losses. After rectifying AC voltage, DC voltage may be regulated using power converter 308.
  • Power converter 308 can he a DC-DC converter which .may help provide a constant voltage output, regardless of input, to an electronic device, or as in this embodiment to a battery 312. Typical voltage outputs can be from about 5 volts to about 10 volts, Lastly, communications component 310, similar to that of transmitter 200 from FIG, 2, may be included in receiver 300 to communicate with a transmitter 200 or to other electronic equipment [0027]
  • FIG, 4 illustrates a law enforcement officer wearing a uniform with an integrated receiver 400, similar to receiver 300 described in FIG-. 3. Uniform with aa integrated receiver 400 may include electrical devices 402 such as radios, night vision goggles, and wearable cameras among others. Electrical devices 402 may be coupled to receiver 404 through wires strategically distributed in the uniform. Receiver 404 may then have an array of antenna elements 304 distributed oil the grid area., as shown in FIG. 4, to receive pockets of energy 106. Receiver 404 may then utilize pockets of energy 106 produced by pocket-forming for charging or powering electrical devices 402,
  • FIG ' . 5 illustrates a mobile power source 500 for police officers wearing uniforms with an integrated receiver 400, as described in FIG. 4, Mobile power s urce 500 may also serve electrical devices 402 coupled with receivers 300 independently.
  • a police car 502 may include a transmitter 200 which may be placed on top of siren 504, as shown in FIG. 5, Transmitter 200 may be coupled to any suitable battery management system in police ear 502 to get the power necessary to enable wireless power transmission 100.
  • Transmitter 200 may include an array of antenna elements 204 which m be distributed along the edge of the structure located, on top of siren 504, as shown FIG. 5.
  • Transmitter 200 may then transmit controlled Radio Frequency (RF) waves 104 which may converge in 3-d space. These RF waves may be controlled through phase and/or relative amplitude adjustments to form eonsiuwtive and destructive interference patterns (pockei-forming). Uniforms with an integrated receiver 400 may then utilize pockets of energy 106 produced by pocket-forming for charging or powering electrical devices 402,
  • RF Radio Frequency
  • FIG-. 6 illustrates a mobile power source 600 for specialized police officers wearing unifonns with an integrated receiver 400, as described- in FIG. 4.
  • Mobile power source 600 may also serve electrical devices 402 coupled with receivers 300 independently,
  • a SWAT Mobile Command Truck 602 may include a transmitter 200 which may be placed on top of siren 604, as shown in FIG, 6. Transmitter 200 may be coupled to any suitable " battery management system in SWAT Mobile Command Truck 602 to get the power necessary to enable wireless power transmission 100. Transmitter 200 may include array of antenna elements 204 which may " be distributed along the edge of the structure located on. top of siren 604, as shown in FIG. 6. Transmitter 200 may then transmit controlled. Radio Frequency (RF) waves 104 which may converge in 3-d space. These RF waves may be controlled through phase and/or relative amplitude adjustments to form constructive and destructive interference patterns s (pocket-forming). Uniforms with, an integrated receiver 400 may then utilize pockets of energy 106 produced by pocket-formiag for charging or powering electrical devices 402.
  • RF Radio Frequency
  • FIG. 7 illustrates a mobile power source 700 for remote controlled vehicles 702 designed for espionage, detecting mines or disabling bombs may be powered wireless! y.
  • remote control and power may be critical factors to prevent exposure or harm to police officers 704, la figure 7, a police car 706 .
  • Transmitter 200 may include an array of antenna elements 204 which may be distributed along the edge of the structure located on top of siren 70S, as s o n in FIG. 7.
  • Transmitter 200 may then transmit controlled Radio Frequency (RF) waves 104 which may converge in 3- d space. These RF waves may be controlled through phase and/or relative amplitude adjustments to form constructive and destructive interference patterns (pocket-forming).
  • Remote controlled vehicle 702 may be coupled with a receiver 300.
  • a receiver 300 may then utilize pockets of energy 106 produced by pocket-forming for charging or powering remote controlled vehicle 702.

Abstract

L'invention porte sur un système de distribution de puissance sans fil pour un équipement de police. Le système comprend un émetteur de puissance sans fil couplé à une source de puissance. L'émetteur peut former des poches d'énergie en utilisant des fréquences radio commandées. Un équipement électrique couplé à un récepteur électronique peut utiliser des poches d'énergie formées par l'émetteur pour charger ou alimenter en puissance l'équipement électrique. L'émetteur couplé à une source de puissance peut être transporté dans un véhicule pour une portabilité.
PCT/US2014/068282 2013-12-03 2014-12-03 Système de distribution de puissance sans fil pour un équipement de police WO2015084912A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US14/095,358 2013-12-03
US14/095,358 US20150155738A1 (en) 2013-05-10 2013-12-03 Wireless power distribution system for law enforcement equipment

Publications (1)

Publication Number Publication Date
WO2015084912A1 true WO2015084912A1 (fr) 2015-06-11

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PCT/US2014/068282 WO2015084912A1 (fr) 2013-12-03 2014-12-03 Système de distribution de puissance sans fil pour un équipement de police

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105677057A (zh) * 2016-02-18 2016-06-15 上海传英信息技术有限公司 可穿戴设备控制智能终端设备手电与智能开关感应的方法

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060238365A1 (en) * 2005-04-24 2006-10-26 Elio Vecchione Short-range wireless power transmission and reception
US20070178945A1 (en) * 2006-01-18 2007-08-02 Cook Nigel P Method and system for powering an electronic device via a wireless link
US20090264069A1 (en) * 2008-04-17 2009-10-22 Hiroyuki Yamasuge Wireless communication apparatus, power supply method, program, and wireless communication system
US20110031928A1 (en) * 2007-12-21 2011-02-10 Soar Roger J Soldier system wireless power and data transmission
US20130141037A1 (en) * 2011-12-05 2013-06-06 Jatupum Jenwatanavet Apparatus for wireless device charging using radio frequency (rf) energy and device to be wirelessly charged

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060238365A1 (en) * 2005-04-24 2006-10-26 Elio Vecchione Short-range wireless power transmission and reception
US20070178945A1 (en) * 2006-01-18 2007-08-02 Cook Nigel P Method and system for powering an electronic device via a wireless link
US20110031928A1 (en) * 2007-12-21 2011-02-10 Soar Roger J Soldier system wireless power and data transmission
US20090264069A1 (en) * 2008-04-17 2009-10-22 Hiroyuki Yamasuge Wireless communication apparatus, power supply method, program, and wireless communication system
US20130141037A1 (en) * 2011-12-05 2013-06-06 Jatupum Jenwatanavet Apparatus for wireless device charging using radio frequency (rf) energy and device to be wirelessly charged

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105677057A (zh) * 2016-02-18 2016-06-15 上海传英信息技术有限公司 可穿戴设备控制智能终端设备手电与智能开关感应的方法

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