# US 2017/0289735 A1 · Point-and-connect bluetooth pairing

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- Number: US 2017/0289735 A1
- Document ID: US20170289735A1
- Status: Published application
- Kind: A1
- Application number: 15/086,910
- Filed: 2016-03-31
- Published: 2017-10-05
- Earliest claimed: 2016-03-31
- Assignees: Intel Corporation
- Inventors: Indrajith Rajapaksa; Suraj Sindia
- Web page: https://patentgrep.com/patent/US20170289735A1

## CPC

- H04W 4/80: Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
- H04W 12/04: Key management, e.g. using generic bootstrapping architecture [GBA]
- H04W 12/33: using wearable devices, e.g. using a smartwatch or smart-glasses
- H04W 12/50: Secure pairing of devices
- H04W 76/10: Connection setup
- G08C 23/04: using light waves, e.g. infrared
- H04L 63/0823: {using certificates (cryptographic mechanisms or cryptographic arrangements for entity authentication involving certificates H04L9/3263)}
- H04W 4/70: Services for machine-to-machine communication [M2M] or machine type communication [MTC]
- H04W 12/63: Location-dependent; Proximity-dependent
- H04W 12/65: Environment-dependent, e.g. using captured environmental data
- H04W 12/68: Gesture-dependent or behaviour-dependent
- H04W 76/14: Direct-mode setup
- H04W 84/18: Self-organising networks, e.g. ad-hoc networks or sensor networks
- H04W: WIRELESS COMMUNICATION NETWORKS (broadcast communication H04H; communication systems using wireless links for non-selective communication, e.g. wireless extensions H04M1/72)
- G08C: TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS (fluid pressure transmitting systems F15B; mechanical means for transferring the output of a sensing member into a different variable G01D5/00; mechanical control systems G05G)
- H04L: TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION (arrangements common to telegraphic and telephonic communication H04M)

## Abstract

Various systems and methods for initiating a communication session are provided herein. A system includes a transceiver disposed in a housing of the system; a controller coupled to the transceiver; a communication controller to interface with the controller and cause the transceiver to: transmit a first signal to a receiver device, the first signal including a public key associated with the system; receive a response from the receiver device, the response including an encrypted public key of the receiver device, the public key of the receiver device encrypted with the public key associated with the system; and transmit a second signal to the receiver device, the second signal including an encrypted unique identifier, the unique identifier associated with the system and used to establish a Bluetooth connection between the system and the receiver device, and the unique identifier encrypted with the public key of the receiver device.

## Claims

### Claim 1

A system for initiating a communication session, the system comprising:
a transceiver disposed in a housing of the system;
a controller coupled to the transceiver, and disposed in the housing;
a communication controller to interface with the controller and cause the transceiver to:
transmit a first signal to a receiver device, the first signal including a public key associated with the system;
receive a response from the receiver device, the response including an encrypted public key of the receiver device, the public key of the receiver device encrypted with the public key associated with the system; and
transmit a second signal to the receiver device, the second signal including an encrypted unique identifier, the unique identifier associated with the system and used to establish a Bluetooth connection between the system and the receiver device, and the unique identifier encrypted with the public key of the receiver device.

### Claim 2 (depends on 1)

The system of claim 1, wherein the transceiver is an infrared transceiver, and wherein the first signal and the second signals are infrared signals.

### Claim 3 (depends on 1)

The system of claim 1, wherein the transceiver is a directional millimeter wave transceiver, and wherein the first signal and the second signals are millimeter wave signals.

### Claim 4 (depends on 1)

The system of claim 1, wherein the unique identifier is a Bluetooth device identifier of the system.

### Claim 5 (depends on 1)

The system of claim 1, further comprising a user input control that is communicatively coupled to the communication controller when in operation, and configured to receive a user input and trigger the communication controller to transmit the first signal.

### Claim 6 (depends on 5)

The system of claim 5, wherein the user input control comprises a hard button on an exterior portion of the housing.

### Claim 7 (depends on 5)

The system of claim 5, wherein the user input control comprises a slider on an exterior portion of the housing.

### Claim 8

A method for initiating a communication session from a user device, the method comprising:
transmitting, from the user device, a first signal to a receiver device, the first signal including a public key associated with the user device;
receiving a response from the receiver device, the response being a signal transmitted by the receiver device, the response including an encrypted public key of the receiver device, the public key of the receiver device encrypted with the public key associated with the user device; and
transmitting, from the user device, a second signal to the receiver device, the second signal including an encrypted unique identifier, the unique identifier associated with the user device and used to establish a Bluetooth connection between the user device and the receiver device, and the unique identifier encrypted with the public key of the receiver device.

### Claim 9 (depends on 8)

The method of claim 8, wherein the first signal and the second signals are infrared signals.

### Claim 10 (depends on 8)

The method of claim 8, wherein the first signal and the second signals are millimeter wave signals.

### Claim 11 (depends on 8)

The method of claim 8, further comprising:
receiving a Bluetooth connection request from the receiver device; and
establishing a Bluetooth connection with the receiver device.

### Claim 12 (depends on 8)

The method of claim 8, wherein the unique identifier is a Bluetooth device identifier of the system.

### Claim 13

At least one non-transitory machine-readable medium including instructions for initiating a communication session from a user device, which when executed by a machine, cause the machine to:
transmit, from the user device, a first signal to a receiver device, the first signal including a public key associated with the user device;
receive a response from the receiver device, the response being a signal transmitted by the receiver device, the response including an encrypted public key of the receiver device, the public key of the receiver device encrypted with the public key associated with the user device; and
transmit, from the user device, a second signal to the receiver device, the second signal including an encrypted unique identifier, the unique identifier associated with the user device and used to establish a Bluetooth connection between the user device and the receiver device, and the unique identifier encrypted with the public key of the receiver device.

### Claim 14 (depends on 13)

The at least one non-transitory machine-readable medium of claim 13, wherein the first signal and the second signals are infrared signals.

### Claim 15 (depends on 13)

The at least one non-transitory machine-readable medium of claim 13, wherein the first signal and the second signals are millimeter wave signals.

### Claim 16 (depends on 13)

The at least one non-transitory machine-readable medium of claim 13, further comprising instructions, which when executed by the machine, cause the machine to:
receive a Bluetooth connection request from the receiver device; and
establish a Bluetooth connection with the receiver device.

### Claim 17 (depends on 13)

The at least one non-transitory machine-readable medium of claim 13, wherein the unique identifier is a Bluetooth device identifier of the system.

### Claim 18

A system for establishing a communication session, the system comprising:
a transceiver disposed in a housing of the system;
a controller coupled to the transceiver, and disposed in the housing:
a communication controller to interface with the controller and cause the transceiver to:
receive, via the transceiver, a first signal from a remote device, the first signal including a public key associated with the remote device;
transmit, via the transceiver, an encrypted public key of the system to the remote device, the encrypted public key of the system encrypted with the public key received from the remote device;
receive, via the transceiver, a second signal from the remote device, the second signal including an encrypted unique identifier, the unique identifier associated with the remote device, the unique identifier encrypted with the public key of the receiver device; and
initiate a Bluetooth connection between the system and the remote device, using the unique identifier of the remote device.

### Claim 19 (depends on 18)

The system of claim 18, wherein the transceiver is an infrared transceiver, and wherein the first signal and the second signals are infrared signals.

### Claim 20 (depends on 18)

The system of claim 18, wherein the transceiver is a directional millimeter wave transceiver, and wherein the first signal and the second signals are millimeter wave signals.

### Claim 21 (depends on 18)

The system of claim 18, wherein to initiate the Bluetooth connection, the communication controller is to interface with a Bluetooth host on the system in order to initiate a connection request with the remove device.

### Claim 22 (depends on 21)

The system of claim 21, wherein the Bluetooth host provides access control to the system.

### Claim 23 (depends on 22)

The system of claim 22, wherein the Bluetooth host is to:
determine whether the remote device is on an access list; and
cause a prompt to a user for confirmation of identity, based on the determination.

### Claim 24

A method for establishing a communication session with a user device, the method comprising:
receiving, via a transceiver of a host device, a first signal from a user device, the first signal including a public key associated with the user device:
transmitting, via the transceiver, an encrypted public key of the host device to the user device, the encrypted public key of the host device encrypted with the public key received from the user device;
receiving, via the transceiver, a second signal from the user device, the second signal including an encrypted unique identifier, the unique identifier associated with the user device, the unique identifier encrypted with the public key of the host device; and
initiating a Bluetooth connection between the host device and the user device, using the unique identifier of the user device.

### Claim 25 (depends on 24)

The method of claim 24, wherein the transceiver of the host device is an infrared transceiver, and wherein the first signal and the second signals are infrared signals.