# US 2019/0356172 A1 · Recovery Units For Non-Proximity Wireless Power Transfer

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- Number: US 2019/0356172 A1
- Document ID: US20190356172A1
- Status: Published application
- Kind: A1
- Application number: 16/389,673
- Filed: 2019-04-19
- Published: 2019-11-21
- Earliest claimed: 2018-04-19
- Assignees: Auspion, Inc.
- Applicants: Auspion, Inc.
- Inventors: Ali Hajimiri; Ahmed Akgiray; Florian Bohn; Raimond Ghazarian
- Web page: https://patentgrep.com/patent/US20190356172A1

## CPC

- H02J 50/40: using two or more transmitting or receiving devices (H02J50/50 takes precedence)
- H02J 7/42: with electronic devices having internal batteries, e.g. mobile phones
- H02J 50/10: using inductive coupling
- H02J 50/20: using microwaves or radio frequency waves
- H02J 50/80: involving the exchange of data, concerning supply or distribution of electric power, between transmitting devices and receiving devices
- H04B 1/3888: Arrangements for carrying or protecting transceivers
- G01C 19/56: Turn-sensitive devices using vibrating masses, e.g. vibratory angular rate sensors based on Coriolis forces
- G01P 15/08: with conversion into electric or magnetic values
- G01R 33/02: Measuring direction or magnitude of magnetic fields or magnetic flux (G01R33/20 takes precedence)
- H04B 1/3827: Portable transceivers
- H02J: ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H04B: TRANSMISSION
- G01C: MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY (measuring liquid level G01F; radio navigation, determining distance or velocity by use of propagation effects, e.g. Doppler effects, propagation time, of radio waves, analogous arrangements using other waves G01S)
- G01P: MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT (measuring or recording blood flow A61B5/02, A61B8/06; monitoring speed or deceleration of electrically-propelled vehicles B60L3/00; vehicle lighting systems adapted to indicate speed B60Q1/54; determining position or course in navigation, measuring ground distance in geodesy or surveying G01C; combined measuring devices for measuring two or more variables of movement G01C23/00; measuring velocity of sound G01H; measuring velocity of light G01J7/00; measuring direction or velocity of solid objects by reception or emission of radiowaves or other waves and based on propagation effects, e.g. Doppler effect, propagation time, direction of propagation, G01S; measuring speed of nuclear radiation G01T; measuring acceleration of gravity G01V; {measuring or recording the speed of trains B61L23/00; speed indicators incorporated in motor vehicles B60K35/00; measuring frequency or phase G01R; traffic control G08G})
- G01R: MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES (indicating correct tuning of resonant circuits H03J3/12)

## Abstract

A recovery unit adapted to receive a mobile device includes a multitude of planar antennas disposed along at least one of bottom or top surfaces of the recovery unit, a rectifying circuit adapted to convert an RF power received by the planar antennas to a DC power, an energy storage unit adapted to store the DC power, and a wireless communication circuit adapted to communicate with a power generating unit generating the RF power. The recovery unit is further adapted to supply the DC power to the mobile device. The recovery unit may further include a multitude of edge antennas disposed along exterior edges of the recovery unit. The recovery unit may further include at least one inductive coil to supply power to the mobile device when an AC power is applied to the inductive coil. The AC power may be generated from the received RF power.

## Claims

### Claim 1

A recovery unit adapted to receive a mobile device, the recovery unit comprising:
a plurality of planar antennas disposed along at least one of bottom or top surfaces of the recovery unit;
a rectifying circuit adapted to convert an RF power received by the plurality of planar antennas to a DC power;
an energy storage unit adapted to store the DC power; and
a wireless communication circuit adapted to communicate with a power generating unit generating the RF power, wherein the recovery unit is further adapted to supply the DC power to the mobile device when the mobile device is placed therein.

### Claim 2 (depends on 1)

The recovery unit of claim 1 wherein the rectifying circuit is disposed on a board on which the plurality of planar antennas are disposed.

### Claim 3 (depends on 1)

The recovery unit of claim 1 further comprising a plurality of edge antennas disposed along exterior edges of the recovery unit.

### Claim 4 (depends on 1)

The recovery unit of claim 1 wherein said plurality of planar antennas form an array.

### Claim 5 (depends on 4)

The recovery unit of claim 4 wherein said array is a two-dimensional array.

### Claim 6 (depends on 1)

The recovery unit of claim 1 wherein said recovery unit further comprises a lid adapted to swivel around an end axis of the recovery unit thereby to open and close the recovery unit.

### Claim 7 (depends on 6)

The recovery unit of claim 6 wherein said lid comprises a second plurality of planar antennas positioned along a first surface thereof and adapted to receive the RF power.

### Claim 8 (depends on 7)

The recovery unit of claim 7 wherein said lid comprises a third plurality of planar antennas positioned along a second surface thereof and adapted to receive the RF power.

### Claim 9 (depends on 1)

The recovery unit of claim 1 wherein said recovery unit further comprises a second plurality of planar antennas disposed along both top and bottom surfaces of the recovery unit.

### Claim 10 (depends on 1)

The recovery unit of claim 1 wherein said wireless communication circuit further communicates with the mobile device via a wireless or wired link.

### Claim 11 (depends on 1)

The recovery unit of claim 1 wherein said recovery unit further comprises:
an inertia measurement unit;
a magnetometer; and
a processor configured to control and process data received from the wireless communication circuit, the inertia measurement unit and the magnetometer.

### Claim 12 (depends on 1)

The recovery unit of claim 1 further comprising at least one inductive coil adapted to supply or receive power from the mobile device.

### Claim 13 (depends on 1)

The recovery unit of claim 1 further comprising at least one inductive coil, wherein said recovery unit is further adapted to supply power to the mobile device when applying an AC power to the inductive coil, said AC power being generated from the received RF power.

### Claim 14 (depends on 1)

The recovery unit of claim 1 further comprising at least one inductive coil, wherein said recovery unit is further adapted to supply power to the mobile device from the energy storage unit when an AC power is applied to the inductive coil.

### Claim 15 (depends on 1)

The recovery unit of claim 1 wherein said recovery unit further comprises a display.

### Claim 16 (depends on 1)

The recovery unit of claim 1 wherein said recovery unit further comprises an accelerometer.

### Claim 17 (depends on 16)

The recovery unit of claim 16 wherein said recovery unit further comprises a gyroscope.

### Claim 18 (depends on 17)

The recovery unit of claim 17 wherein said recovery unit further comprises a magnetometer.

### Claim 19 (depends on 18)

The recovery unit of claim 18 wherein said recovery unit further comprises a processor configured to control and process data received from any one of the wireless communication circuit, the accelerometer, the gyroscope and the magnetometer.

### Claim 20 (depends on 17)

The recovery unit of claim 17 wherein said wireless communication circuit is adapted to receive information about inertial and orientation of the mobile device.

### Claim 21 (depends on 1)

The recovery unit of claim 1 further comprising a DC-to-DC converter.

### Claim 22 (depends on 1)

The recovery unit of claim 1 further comprising a voltage regulator.

### Claim 23 (depends on 20)

The recovery unit of claim 20 wherein said recovery unit is adapted to provide information about its orientation to the power generating unit via the wireless communication circuit.

### Claim 24

A recovery unit adapted to receive a mobile device, the recovery unit comprising:
a plurality of planar antennas disposed along one of top or bottom surfaces of the recovery unit;
at least one inductive coil that can inductively supply or receive power from the mobile device;
an energy storage unit; and
a rectifying circuit adapted to convert an RF power received by the plurality of planar antennas to supply power to the mobile device or the energy storage unit.

### Claim 25 (depends on 24)

The recovery unit of claim 24 wherein said recovery unit is adapted to supply power to the mobile device by applying an AC voltage to the inductive coil, said AC voltage being generated from the received RF power.

### Claim 26 (depends on 24)

The recovery unit of claim 24 wherein said recovery unit is adapted to supply power to the mobile device from the energy storage unit when an AC voltage is applied to the inductive coil, said AC voltage being generated from energy storage unit.

### Claim 27 (depends on 24)

The recovery unit of claim 24 further comprising a plurality of edge antennas disposed along exterior edges of the recovery unit.

### Claim 28

A recovery unit adapted to receive a mobile device, the recovery unit comprising:
a plurality of edge antennas disposed along exterior edges of the recovery unit;
a plurality of planar antennas disposed along a bottom surface of the recovery unit; and
a rectifying circuit adapted to convert an RF power received by the plurality of edge and planar antennas to a DC power, the recovery unit further adapted to supply the DC power to the mobile device when the mobile device is placed therein.

### Claim 29 (depends on 28)

The recovery unit of claim 28 wherein the rectifying circuit is disposed on a board on which the plurality of planar antennas are disposed.

### Claim 30 (depends on 28)

The recovery unit of claim 28 wherein the rectifying circuit is disposed in a module comprising a port for communication with the mobile device.

### Claim 31 (depends on 28)

The recovery unit of claim 28 wherein said plurality of planar antennas form an array.

### Claim 32 (depends on 31)

The recovery unit of claim 31 wherein said array is a two-dimensional array.

### Claim 33 (depends on 28)

The recovery unit of claim 28 wherein said recovery unit further comprises a lid adapted to swivel around an end axis of the recovery unit thereby to open and close the recovery unit.

### Claim 34 (depends on 33)

The recovery unit of claim 33 wherein said lid comprises a second plurality of planar antennas positioned along a first surface thereof and adapted to receive the RF power.

### Claim 35 (depends on 34)

The recovery unit of claim 34 wherein said lid comprises a third plurality of planar antennas positioned along a second surface thereof and adapted to receive the RF power.

### Claim 36 (depends on 28)

The recovery unit of claim 28 wherein said recovery unit further comprises a second plurality of planar antennas disposed along a top surface of the recovery unit.

### Claim 37 (depends on 28)

The recovery unit of claim 28 wherein said recovery unit further comprises a wireless communication circuit adapted to communicate with a power generating unit generating the RF power.

### Claim 38 (depends on 37)

The recovery unit of claim 37 wherein said recovery unit further comprises:
an inertia measurement unit;
a magnetometer; and
a processor configured to control and process data received from the wireless communication circuit, the inertia measurement unit and the magnetometer.

### Claim 39 (depends on 38)

The recovery unit of claim 38 further comprising a barometer.

### Claim 40 (depends on 39)

The recovery unit of claim 39 further comprising a temperature sensor.

### Claim 41 (depends on 40)

The recovery unit of claim 40 further comprising a humidity sensor.

### Claim 42 (depends on 38)

The recovery unit of claim 38 further comprising a DC-to-DC converter.

### Claim 43 (depends on 42)

The recovery unit of claim 42 further comprising a voltage regulator.

### Claim 44 (depends on 43)

The recovery unit of claim 43 further comprising an amplifier.

### Claim 45 (depends on 44)

The recovery unit of claim 44 further comprising an energy storage unit.

### Claim 46 (depends on 38)

The recovery unit of claim 38 wherein said recovery unit is adapted to provide information about elevation, temperature and humidity to the power generating unit via the wireless communication circuit.

### Claim 47 (depends on 38)

The recovery unit of claim 38 wherein said recovery unit is adapted to provide information about its orientation to the power generating unit via the wireless communication circuit.

### Claim 48 (depends on 28)

The recovery unit of claim 28 further comprising an inductive coil to charge the mobile device from the received RF power.

### Claim 49 (depends on 28)

The recovery unit of claim 28 further comprising a display.
