# US 10,122,221 B2 · Techniques for selectively powering devices in wireless power delivery environments

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- Number: US 10,122,221 B2
- Document ID: US10122221B2
- Status: Granted
- Kind: B2
- Application number: 15/175,788
- Filed: 2016-06-07
- Published: 2016-12-08
- Granted: 2018-11-06
- Earliest claimed: 2015-06-08
- Assignees: Ossia Inc.
- Applicants: Ossia Inc.
- Inventors: Hatem Zeine; Dale Mayes
- Web page: https://patentgrep.com/patent/US10122221B2

## CPC

- H02J 50/80: involving the exchange of data, concerning supply or distribution of electric power, between transmitting devices and receiving devices
- G01R 31/318566: {Comparators; Diagnosing the device under test}
- G01R 31/40: Testing power supplies (testing photovoltaic devices H02S50/10)
- H02J 7/44: between battery management systems and power sources
- H02J 7/485: {with provisions for charging different types of batteries}
- H02J 7/685: {using connection detecting circuits (H02J7/68 takes precedence)}
- H02J 7/94: in response to battery current
- H02J 50/20: using microwaves or radio frequency waves
- H02J 50/40: using two or more transmitting or receiving devices (H02J50/50 takes precedence)
- H04L 12/6418: {Hybrid transport}
- H04W 4/12: Messaging; Mailboxes; Announcements
- H04L 12/2818: {from a device located outside both the home and the home network (access arrangements H04L12/2856; for remote control or remote monitoring of applications H04L67/025; arrangements for transmitting signals characterised by the use of a wireless eletrical link G08C17/00; telephonic communication systems adapted for combination with remote control systems H04M11/007)}
- H04L 67/12: specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
- H04L 2012/2841: {Wireless}
- H04W 8/005: {Discovery of network devices, e.g. terminals}
- H04W 52/0212: {managed by the network, e.g. network or access point is leader and terminal is follower}
- Y02B 70/30: Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
- Y04S 20/20: End-user application control systems
- Y04S 40/18: Network protocols supporting networked applications, e.g. including control of end-device applications over a network
- H02J: ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- G01R: MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES (indicating correct tuning of resonant circuits H03J3/12)
- H04L: TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION (arrangements common to telegraphic and telephonic communication H04M)
- H04W: WIRELESS COMMUNICATION NETWORKS (broadcast communication H04H; communication systems using wireless links for non-selective communication, e.g. wireless extensions H04M1/72)
- Y02B: CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y04S: SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS

## Abstract

Techniques are described herein for determining which power receiver clients are within a set network and limiting power transmission to these select clients. Ignoring some power requests frees up the wireless power transmission system to preferentially supply power to wireless power receiver clients that are determined to be of higher importance. This may be particularly beneficial within a home or business setting where the wireless power transmission system coverage region extends into locations where unknown devices are located.

## Claims

### Claim 1

A method of selectively scheduling wireless power delivery in a wireless power delivery environment, the method comprising:
broadcasting, by a wireless power transmission system, a network sharing message in the wireless power delivery environment;
responsive to broadcasting the network sharing message, receiving, by the wireless power transmission system, a wireless power consumption request initiated by a first wireless power receiver in the wireless power delivery environment, wherein the wireless power consumption request uniquely identifies the first wireless power receiver;
determining that the first wireless power receiver belongs to a set of wireless power receivers synchronized with the wireless power transmission system;
generating a wireless power delivery schedule for delivering directed wireless power to multiple wireless power receivers in the wireless power delivery environment, wherein the wireless power delivery schedule is time-sliced among the multiple wireless power receivers including one or more time slots assigned to the first wireless power receiver; and
delivering directed wireless power to the first wireless power receiver during the one or more time slots.

### Claim 2 (depends on 1)

The method of claim 1, wherein the wireless power delivery schedule does not include the first wireless power receiver when the first wireless power receiver does not belong to the set of wireless power receivers that are synchronized with the wireless power transmission system.

### Claim 3 (depends on 1)

The method of claim 1, wherein the wireless power delivery schedule includes multiple tiers of wireless power receivers.

### Claim 4 (depends on 3)

The method of claim 3, wherein the multiple tiers of wireless power receivers comprise at least a first tier and a second tier, and wherein wireless power receivers in the first tier are prioritized over wireless power receivers in the second tier by the wireless power transmission system when generating the wireless power delivery schedule.

### Claim 5 (depends on 1)

The method of claim 1, wherein, the first wireless power receiver is included in the wireless power delivery schedule with an associated priority.

### Claim 6 (depends on 5)

The method of claim 5, wherein the priority is high when the first wireless power receiver belongs to the set of wireless power receivers that are synchronized and low when the first wireless power receiver does not belong to the set of wireless power receivers that are synchronized.

### Claim 7 (depends on 1)

The method of claim 1, further comprising:
providing wireless radio frequency power to the wireless power receivers in the wireless power delivery environment that are included in the wireless power delivery schedule including the first wireless power receiver.

### Claim 8 (depends on 1)

The method of claim 1, further comprising:
synchronizing the first wireless power receiver with the wireless power transmission system for wireless power delivery.

### Claim 9 (depends on 8)

The method of claim 8, wherein the synchronizing the first wireless power receiver with the wireless power transmission system for wireless power delivery comprises registering the first wireless power receiver with the wireless power transmission system.

### Claim 10 (depends on 8)

The method of claim 8, wherein the synchronizing the first wireless power receiver with the wireless power transmission system for wireless power delivery comprises registering the first wireless power receiver with a cloud-based system.

### Claim 11 (depends on 8)

The method of claim 8, wherein the synchronizing the first wireless power receiver with the wireless power transmission system for wireless power delivery comprises sharing credentials of the first wireless power receiver with the wireless power transmission system.

### Claim 12 (depends on 8)

The method of claim 8, wherein the synchronizing the first wireless power receiver with the wireless power transmission system for wireless power delivery comprises activating a synchronization button on the first wireless power receiver and the wireless power transmission system with a predetermined period of time of each other.

### Claim 13 (depends on 8)

The method of claim 8, wherein the synchronizing the first wireless power receiver with the wireless power transmission system for wireless power delivery comprises obtaining information from a user of the first wireless power receiver.

### Claim 14 (depends on 8)

The method of claim 8, wherein the synchronizing the first wireless power receiver with the wireless power transmission system for wireless power delivery comprises obtaining payment information.

### Claim 15

A wireless power transmission system, comprising:
an adaptively-phased antenna array having multiple radio frequency (RF) transceivers;
control circuitry coupled with the adaptively-phased antenna array and configured to:
direct one or more transceivers to broadcast a network sharing message in a wireless power delivery environment;
process a wireless power consumption request initiated by a first wireless power receiver in the wireless power delivery environment, wherein the wireless power consumption request uniquely identifies the first wireless power receiver;
determine that the first wireless power receiver belongs to a set of wireless power receivers synchronized with the wireless power transmission system;
generate a wireless power delivery schedule for delivering directed wireless power to multiple wireless power receivers in the wireless power delivery environment wherein the wireless power delivery schedule is time-sliced among the multiple wireless power receivers including one or more time slots assigned to the first wireless power receiver; and
direct one or more transceivers to deliver directed wireless power to the first wireless power receiver during the one or more time slots.

### Claim 16 (depends on 15)

The wireless power transmission system of claim 15, wherein the wireless power delivery schedule does not include the first wireless power receiver when the first wireless power receiver does not belong to the set of wireless power receivers that are synchronized with the wireless power transmission system.

### Claim 17 (depends on 15)

The wireless power transmission system of claim 15, wherein the wireless power delivery schedule includes multiple tiers of wireless power receivers, the multiple tiers of wireless power receivers comprising at least a first tier and a second tier, and wherein wireless power receivers in the first tier are prioritized over wireless power receivers in the second tier by the wireless power transmission system when generating the wireless power delivery schedule.

### Claim 18 (depends on 15)

The wireless power transmission system of claim 15, wherein the control circuitry is further configured to provide wireless radio frequency power to the wireless power receivers in the wireless power delivery environment that are included in the wireless power delivery schedule including the first wireless power receiver.

### Claim 19 (depends on 15)

The wireless power transmission system of claim 15, wherein the control circuitry is further configured to synchronize the first wireless power receiver with the wireless power transmission system for wireless power delivery.

### Claim 20

A non-transitory computer-readable storage medium having program instructions stored thereon which, when executed by one or more processors of a wireless power transmission system, cause the wireless power transmission system to:
broadcast a network sharing message in a wireless power delivery environment;
process a wireless power consumption request initiated by a first wireless power receiver in the wireless power delivery environment, wherein the wireless power consumption request uniquely identifies the first wireless power receiver;
determine that the first wireless power receiver belongs to a set of wireless power receivers synchronized with the wireless power transmission system; and
generate a wireless power delivery schedule for delivering directed wireless power to multiple wireless power receivers in the wireless power delivery environment, wherein the wireless power delivery schedule is time-sliced among the multiple wireless power receivers including one or more time slots assigned to the first wireless power receiver;
deliver directed wireless power to the first wireless power receiver during the one or more time slots.
