# US 2014/0197758 A1 · Power supply with interface and embedded configuration information

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- Number: US 2014/0197758 A1
- Document ID: US20140197758A1
- Status: Published application
- Kind: A1
- Application number: 13/742,800
- Filed: 2013-01-16
- Published: 2014-07-17
- Earliest claimed: 2013-01-16
- Assignees: Cree, Inc.
- Applicants: Cree, Inc.
- Inventors: Harald Thomas
- Web page: https://patentgrep.com/patent/US20140197758A1

## CPC

- H05B 47/10: Controlling the light source
- H05B 47/175: by remote control
- H05B 47/19: via wireless transmission
- H05B 47/1965: {using handheld communication devices}
- H05B: ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL

## Abstract

A power supply system may include power supply circuitry configured to power an output load, and a processor configured to generate configuration information that configures a remote device with the capability to control the power supply circuitry. The processor may also be configured to transmit the configuration information with a network interface to the remote device in response to a triggering event associated with the remote device. In response to receipt of the configuration information, the remote device may be configured to generate a control interface. A user of the remote device may control the power supply circuitry through the control interface.

## Claims

### Claim 1

A power supply system:
power supply circuitry configured to power an output load;
a network interface; and
a processor in communication with the network interface, the processor configured to:
generate configuration information that configures a remote device to control the power supply circuitry; and
transmit the configuration information with the network interface to the remote device in response to a triggering event associated with the remote device.

### Claim 2 (depends on 1)

The power supply system of claim 1, wherein the processor is further configured to identify the triggering event by a determination that the remote device is within a communication range of the power supply system.

### Claim 3 (depends on 1)

The power supply system of claim 1, wherein the processor is further configured to identify the triggering event by a determination that the remote device wants to form a network connection with the power supply system.

### Claim 4 (depends on 1)

The power supply system of claim 1, wherein the processor is further configured to identify the triggering event by a determination that the remote device wants to receive the configuration information.

### Claim 5 (depends on 1)

The power supply system of claim 1, wherein the processor is further configured to:
determine that the remote device is authorized to control the power supply circuitry; and
transmit the configuration message to the remote device in response to determination that the remote device is authorized.

### Claim 6 (depends on 1)

The power supply system of claim 1, wherein the processor is further configured to receive control information with the network interface from the remote device to control the power supply circuitry.

### Claim 7 (depends on 6)

The power supply system of claim 6, wherein the processor is further configured to control the power supply circuitry based on the control information.

### Claim 8 (depends on 6)

The power supply system of claim 6, wherein the processor is configured to control signal generation circuitry based on the control information, the signal generation circuitry configured to output switching signals to control the power supply circuitry.

### Claim 9 (depends on 1)

The power supply system of claim 1, wherein the output load comprises a light source; and wherein the configuration information configures the remote device to control at least one of: an on/off state of the light source, a brightness of the light source, or a color output of the light source.

### Claim 10 (depends on 1)

The power supply system of claim 1, wherein the configuration information configures the remote device to display a control interface configured to receive a user input to control the power supply circuitry.

### Claim 11 (depends on 10)

The power supply system of claim 10, wherein the user input is indicative of a desired output state of the output load.

### Claim 12

The power supply system 10, wherein the configuration information comprises information indicative of a current state of the output load, and wherein the user input comprises information to change the current state of the output load.

### Claim 13 (depends on 1)

The power supply system of claim 1, wherein the configuration information comprises web content that configures the remote device to display a web page as a control interface to control the power supply circuitry.

### Claim 14 (depends on 13)

The power supply system of claim 13, further comprising an integrated web server used by the processor to generate the web content.

### Claim 15 (depends on 1)

The power supply system of claim 1, wherein the configuration information comprises information to be temporarily stored by the remote device.

### Claim 16 (depends on 1)

The power supply system of claim 1, wherein the configuration information comprises information to be stored by the remote device until a user session to control the power supply circuitry has ended.

### Claim 17 (depends on 1)

The power supply system of claim 1, further comprising:
a memory in communication with the processor, the memory configured to store the configuration information, and wherein the processor is further configured to:
access the configuration information stored in the memory when the remote device is within communication range of the power supply system.

### Claim 18 (depends on 1)

The power supply system of claim 1, wherein the power supply circuitry comprises switched-mode power supply circuitry.

### Claim 19 (depends on 1)

The power supply system of claim 1, wherein the power supply circuitry comprises a single-inductor-single-output (SISO) converter.

### Claim 20 (depends on 1)

The power supply system of claim 1, wherein the power supply circuitry comprises a single-inductor-multiple-output (SIMO) converter.

### Claim 21 (depends on 1)

The power supply system of claim 1, wherein the output load comprises one or more light emitting diodes.

### Claim 22 (depends on 1)

The power supply system of claim 1, wherein the interface comprises a wireless network interface configured to wirelessly transmit the control information over a network to the remote device.

### Claim 23

A method of providing a remote device with capability to control power supply circuitry of a power supply system configured to drive an output load, the method comprising:
identifying, with a processor of the power supply system, a triggering event associated with a remote device; and
transmitting, with the processor, configuration information to the remote device in response to identifying the triggering event, the configuration information configuring the remote device to control the power supply circuitry.

### Claim 24 (depends on 23)

The method of claim 23, wherein identifying the triggering event comprises determining, with the processor, that the remote device is within a communication range of the power supply system.

### Claim 25 (depends on 23)

The method of claim 23, wherein identifying the triggering event comprises determining, with the processor, that the remote device wants to form a network connection with the power supply system.

### Claim 26 (depends on 23)

The method of claim 23, wherein identifying the triggering event comprises determining, with the processor, that the remote device wants to receive the configuration information.

### Claim 27 (depends on 23)

The method of claim 23, further comprising:
determining, with the processor, that the remote device is authorized to control the power supply circuitry; and
wherein transmitting configuration information comprises transmitting, with the processor, the configuration information to the remote device in response to determining that the remote device is authorized.

### Claim 28 (depends on 23)

The method of claim 23, further comprising:
receiving, with the processor, control information from the remote device to control the power supply circuitry.

### Claim 29 (depends on 28)

The method of claim 28, further comprising:
controlling, with the processor, the power supply circuitry based on the control information.

### Claim 30 (depends on 29)

The method of claim 29, wherein controlling the power supply circuitry comprises controlling, with the processor, signal generation circuitry based on the control information, the signal generation circuitry configured to output switching signals to control the power supply circuitry.

### Claim 31 (depends on 29)

The method of claim 29, wherein the output load comprises a light source, and wherein controlling the power supply circuitry comprises controlling, with the processor, the power supply circuitry to generate a desired output state of the light source, wherein the desired output state of the light source comprises at least one of: an on/off state of the light source, a brightness of the light source, or a color output of the light source.

### Claim 32 (depends on 23)

The method of claim 23, wherein the configuration information comprises information to generate a control interface configured to receive a user input to control the power supply circuitry.

### Claim 33 (depends on 32)

The method of claim 32, wherein the user input is indicative of a desired output state of the output load.

### Claim 34 (depends on 32)

The method of claim 32, wherein the configuration information comprises information indicative of a current state of the output load, and wherein the user input comprises information that changes the current state of the output load.

### Claim 35 (depends on 23)

The method of claim 23, wherein the configuration information comprises web content to generate a web page configured to receive an input to control the power supply circuitry.

### Claim 36 (depends on 23)

The method of claim 23, wherein the configuration information comprises information to be temporarily stored by the remote device.

### Claim 37 (depends on 23)

The method of claim 23, wherein the configuration information comprises information to be stored by the remote device until a user session to control the power supply circuitry has ended.

### Claim 38 (depends on 23)

The method of claim 23, further comprising:
storing, with a memory, the configuration information; and
accessing, with the processor, the configuration information stored in the memory in response to identifying the triggering event.

### Claim 39 (depends on 23)

The method of claim 23, wherein the interface comprises a wireless network interface, the method further comprising:
forming, with the processor, a wireless network with the remote device, and wherein transmitting the configuration information comprises wirelessly transmitting the configuration information over the wireless network to the remote device.

### Claim 40

An electronic device remote to a power supply system, the electronic device comprising:
a network interface;
a processor in communication with the network interface, the processor configured to:
transmit a message to the power supply system with the network interface, the message indicating that the electronic device wants to receive configuration information to control power supply circuitry of the power supply system, the power supply circuitry configured to power an output load; and
receive the configuration information with the network interface.

### Claim 41 (depends on 40)

The electronic device of claim 40, wherein the processor is further configured to generate a control interface upon receipt of the configuration information.

### Claim 42 (depends on 41)

The electronic device of claim 41, wherein the control interface comprises a web page configured to receive a user input indicative of a desired output, state of the output load.

### Claim 43 (depends on 42)

The electronic device of claim 42, wherein the output load comprises a light emitting diode, and wherein the web page comprises one or more control features to control an output state of the light emitting diode.

### Claim 44 (depends on 43)

The electronic device of claim 43, wherein the one or more control features comprises at least one of a slide bar to control a brightness of the light emitting diode or a button to control an on/off state of the light emitting diode.

### Claim 45 (depends on 41)

The electronic device of claim 41, wherein the processor is configured to generate control information to control the power supply circuitry in response to a user input to the control interface.

### Claim 46 (depends on 40)

The electronic device of claim 40, further comprising:
a memory configured to store the configuration upon receipt of the configuration information; and
delete the configuration information after a user session controlling the power supply circuitry has ended.
