673 results about "Bluetooth Low Energy" patented technology

Presence detection using Bluetooth and hybrid-mode transmitters is disclosed. In some embodiments, one or more transmitters are configured to transmit an iBeacon broadcast and a proprietary Bluetooth Low Energy (BTLE) broadcast, wherein at least one of the transmitted broadcasts includes an identifier that specifies a venue. The broadcasts are captured by a handset and decoded to infer presence of the handset at the venue.

One or more Bluetooth® low energy (BLE) beacons in communication with a remote server that provides check in capabilities and payment capabilities may be installed at a location. The BLE beacons may connect with a user's mobile device when the user enters the location and allow the user to check in to the location and authorize payments to be made at the location. Once the user is checked in to the location, the user may be provided with additional functionality, benefits, offers, and applications related to the location and facilitated by the check in. Further, the user may be pre-checked in into a next location when the user is at a current location.

Embodiments provide an “always-on,” accurate, low power, and low cost solution for indoor positioning. The indoor positioning solution is enabled by one or more low power, low cost location beacons, which can be easily configured and installed in any indoor environment to support position determination. In an embodiment, the location beacons use a low power, low data rate wireless radio technology (e.g., Bluetooth Low Energy (BLE)), well suited for typical indoor ranges and data rates needed to support positioning. The location beacons may be rechargeable via ambient light and require no external power source. In addition, the location beacons benefit from a very cost efficient design, which allows for ubiquitous utilization of the enabled indoor positioning solution in a variety of indoor locations, public or private, small or large.

Systems, methods, and apparatus for authenticating a device via an out of band personal area network are disclosed. In one aspect, a wireless charger includes a power transmitter configured to transmit power wirelessly to charge a charging device. The wireless charger further includes an out of band transmitter configured to transmit an authentication request to authenticate the charging device. The wireless charger further includes a receiver configured to receive an authentication response based on the transmitted authentication request. The wireless charger further includes a processor configured to adjust an amount of power wirelessly transmitted to the charging device based on whether the authentication succeeds or fails.

A method of enabling communications between a Bluetooth low energy master communication device in a vehicle and a slave communication device. The slave communication device is successfully paired with a Bluetooth high energy master communication device in the vehicle. An identifier of the slave communication device is stored when it is successfully paired with the Bluetooth high energy master communication device. The Bluetooth low energy master communication device identifies an advertising event broadcast by the slave communication device. The advertising event relates to a notification by the slave communication device of the availability of its services. A determination is made whether the identifier of the slave communication device matches the stored identifier. Wireless communications between the Bluetooth low energy master communication device and the slave communication device is autonomously established without a manual pairing operation in response to an identifier of the slave communication device matching the stored identifier.

A method for tracking time and location of an employee based on a predefined schedule. This method may uses time tracking software installed on a mobile device to detect the presence (or lack of presence) of an electronic signal emitted by a NFC (near field communication), BLE (Bluetooth Low Energy), or other wireless device. The detection may trigger the mobile application to communicate to a server to determine if the employee is scheduled to work at a work zone, which may result in the mobile application clocking in / out the employee. Also, geofencing may be used in combination with scheduling to clock in / out employees when entering a geofenced area determined by the employer. These location detection embodiments of the present invention may be used individually or in combination to improve location accuracy. A supervisor may also use this system to review the timesheets, make changes and integrate the data into a Payroll system.

During operation in the described embodiments, a transmitting electronic device transmits a first data channel protocol data unit (PDU) with a payload containing data D to a receiving electronic device using a Bluetooth Low Energy (BTLE) interface in a sending window for the transmitting electronic device during a regular event, wherein transmitting the first data channel PDU during the regular event comprises using a first frequency to transmit the first data channel PDU. The transmitting electronic device then transmits a second data channel PDU with a payload containing the same data D to the receiving electronic device using the BTLE interface in a sending window for the transmitting electronic device during a corresponding retransmission event, wherein transmitting the second data channel PDU during the retransmission event comprises using a second frequency to transmit the second data channel PDU.

Systems for facilitating wireless communication and related methods are provided. In this regard, a representative system includes: an electronic device operative to communicate using Bluetooth Low Energy (BLE) and at least a second radio format different from BLE, the device having a radio monitoring system operative to: monitor BLE advertising channels; receive information corresponding to a multi-radio-capable device via BLE Advertisement packets communicated on at least one of the BLE advertising channels; and establish communication with the multi-radio-capable device using the information provided by the BLE Advertisement packets.

Described herein are systems and methods for enabling access control via mobile devices. Embodiments of the invention have been particularly developed for allowing a user to gain access to a controlled functionality (for example the unlocking of a door) using a smartphone or the like. These leverage short-range wireless communications, such as Bluetooth Low Energy or Near Field Communications.

Systems and methods are provided for checking many users in to a location using a Bluetooth® low energy (BLE) beacon. The provided systems and methods may allow a BLE beacon to facilitate a check in with a remote server that processes check ins and then disconnect from the device used to check in. The device may be assigned a unique identifier that may be broadcast from the device during the check in so that the BLE beacon can quickly scan for the identifier and connect with the device based on the identifier to provide content and other information to the device.

A method and system are provided in which a Windows Portable Devices (WPD) driver installed and executed on a central device enables one or more applications on that device to interface with a peripheral device, such as a Bluetooth low energy (BLE) device. The peripheral device may utilize a Generic Attribute Profile (GATT) to interface with the WPD driver. Through the WPD driver, the central device may access, transmit, receive, and / or modify information associated with the peripheral device and / or control the peripheral device. The information associated with the peripheral device may include services, characteristics, and / or descriptors. A WPD device and objects that logically or virtually represents the peripheral device may be generated to map attributes of the WPD device to services and / or characteristics associated with the peripheral device. More than one WPD device may be available when multiple peripheral devices are represented in the central device.

A method and system detect directionality between two objects by measuring angles of signals incident on antenna arrays on at least one side to determine angle of incidence. The methods utilize Bluetooth Low Energy communications as the means for both the control protocol and for providing updated information for deriving directionality. Directionality information is broadcast on selected BLE advertising or data channels, or broadcast using a hopping pattern over the BLE data channels, both at a specific interval duty cycle. If a hopping pattern is selected to transmit directionality information, then anchor information is simultaneously broadcast on the BLE advertising or data channels at a different, asynchronous duty cycle. In additional embodiments, signals incident on antenna arrays located on both target and tracking sides are used to determine angle of incidence, separate antennas are combined to form new antennas and antenna models are used to anticipate known antenna structure responses.

The present invention relates to a method and an apparatus for establishing a Wi-Fi Direct connection through Bluetooth low energy (LE) technology. According to the present invention, provided are a method including: receiving an advertising message including information associated with Wi-Fi Direct from a second device; transmitting a request message for requesting detailed information of the Wi-Fi Direct to the second device based on the advertising message; receiving a response message including the detailed information in response to the request message; and establishing the Wi-Fi Direct connection with the second device, wherein the advertising message is transmitted through a specific channel for a Bluetooth low energy (LE) connection and the information includes at least one of ID information indicating the Wi-Fi Direct, location information of the detailed information, or available information of an alternative communication means, and an apparatus thereof

The described embodiments include a system for communicating between electronic devices. During operation, a receiving electronic device receives a data channel protocol data unit (PDU) in a link layer of a Bluetooth Low Energy (BTLE) protocol stack. The receiving electronic device then reads a field in a header of the data channel PDU to determine if the header indicates that a payload of the data channel PDU contains audio data. When the header indicates that the payload of the data channel PDU contains audio data, the receiving electronic device is configured to send the audio data from the payload to an audio layer in the BTLE protocol stack for processing.

Using various embodiments, methods and systems for secure Bluetooth Low Energy communications, in an unconnected state, are described herein. In one embodiment, conventional BLE transmitting device data can be supplemented with authentication information, including a message authentication field which enables receivers to determine if the received beacon / transmitted BLE peripheral data is genuine. In another embodiment, the authentication data can also include a time varying value field in order to prevent unintentional acceptance of transmitting device data from unauthorized replicated BLE peripherals. In one embodiment, the transmitting device computes an authentication tag using at least a secret key known to the receiving device and transmits the authentication tag to the receiving device. The receiving device can compute an authentication value using the secret key and other transmitting device information and determine if the transmitting device data is genuine by comparing the computed authentication value and the received the authentication tag.

A method and system are described for proximity detection performed at an electronic device. In the described embodiments, an application is executing on the electronic device. The electronic device determines a target wireless signal strength based on a target distance. The electronic device receives a Bluetooth low energy (BLE) wireless signal from a second electronic device and generates a received wireless signal strength based on the received BLE wireless signal. The electronic device then compares the received wireless signal strength to the target wireless signal strength and on the condition that the received wireless signal strength exceed the target wireless signal strength, the electronic device performs one or more operations wherein the one or more operations include restricting a functionality of the application.

An apparatus and method are described for adjusting a scan interval or scan width of a BTLE device. For example, one embodiment of a method comprises: placing a Bluetooth Low Energy (BTLE) device of an IoT device into a low power or sleep state; waking the BTLE device from the low power or sleep state in response to a specified schedule or set of conditions; attempting to establish a connection between the BTLE device and a BTLE device of an IoT hub using a first scan width and / or scan interval; dynamically adjusting the first scan width and / or scan interval to a second scan width and / or scan interval, respectively, based on a randomly-selected value if a connection is not established after a specified time period; and reattempting to establish a connection between the BTLE device of the IoT device and the BTLE device of the IoT hub using the second scan width and / or scan interval.

The present invention relates to a method and an apparatus for connecting Bluetooth BR / EDR by using Bluetooth low energy (LE) technology. According to the present invention, provided are a method including: receiving an advertising message from a second device; transmitting a request message for requesting detailed information associated with the Bluetooth BR / EDR connection to the second device based on the advertising message; receiving a response message including the detailed information from the second device in response to the request message; transmitting a connection request message to the second device based on the detailed information; and establishing the Bluetooth BR / EDR LE connection with the second device, wherein the advertising message includes at least one of location information of the detailed information or available information of the Bluetooth BR / EDR.

Herein provided is a method and system for wearable data collection in sports strength training and fitness exercise. The system includes an admin sensor set including sensors that couple to fitness equipment and a fitness sensor set which includes a wrist band sensor. A fitness app communicates with the sensors via Bluetooth Low Energy and Near Field Communication and detect concurrent movement based on proximity, user parameters and fitness object parameters. A fitness training report is generated that identifies the fitness objects used in a fitness exercise detected. Other embodiments are disclosed.

Systems and methods are provided for facilitating wireless connections using a Bluetooth® low energy (BLE) beacon installed at a location. In particular, the provided systems and methods may facilitate wireless connections by providing credentials for accessing a wireless network at the location when a user checks in to the location using a user device in communication with the BLE beacon. The provided systems and methods may further facilitate wireless connections by establishing a Wi-Fi Direct connection with the user device to quickly provide content to the user device while at the location.

A technique to open a single receiving window to perform scanning and initiating operations in a Bluetooth Low Energy compliant device, instead of using two separate receiving windows to perform the equivalent operations. The combining of the scanning and initiating operations in one receiving window, instead of two separate windows, reduces power consumption and provides for bandwidth efficiency.

A passive entry passive start (PEPS) system is provided for performing at least one PEPS function with respect to a vehicle as an end device (e.g., smart phone or key fob, etc.) approaches the vehicle and comes within range for authorization. The vehicle includes a plurality of sensors and a central module. The central module is communicatively coupled to the end device and to the sensors via short-range wireless connections. The central module can determine, based on signal strength information provided from the sensors or the end device, whether the end device is within range for authorization. When the end device is determined to be within range for authorization, the central module can control performance of at least one PEPS function at the vehicle.

The invention discloses a BLE (Bluetooth Low Energy) device. The configuration of the BLE device is that an iBeacon base station is simulated, a custom iBeacon message is outwards broadcasted, and Bluetooth communication with an IOS device within the broadcasting range of the iBeacon message is built so as to conduct data interaction with a specific application program in the IOS device, wherein the iBeacon message comprises a universally unique identifier corresponding to the specific application program; the universally unique identifier is used for enabling the IOS device to automatically start up the specific application program to build the Bluetooth communication with the BLE device; the IOS system version of the IOS device is IOS 7.1 or above. The invention further provides an information safety device and an automatic start-up method of an application program. The BLE device, the information safety device and the automatic start-up method can realize the aims of the automatic start-up of the application program and the Bluetooth communication with the BLE device, solve the problems of being low in accuracy, low in efficiency, poor in user experience and the like when a plurality of devices simultaneously pair with each other, and meanwhile can prevent others from monitoring to a certain extent and improve communication security.

This invention provides smart and convenient Bluetooth enabled and other wireless enabled device connection with car and other type of vehicles with Bluetooth connection feature. A method is recognizing and sensing the presence of Bluetooth enabled mobile devices with other conditions, such as presence of owner in a car, sensing the movement of a mobile device, and door open-close status, and then connect and disconnect intelligently between wirelessly connected mobile devices and said a car kit. For example, Bluetooth profiles, such as HFP, HSP, HID, A2DP, AVRCP, AVDTP, AVCTP, GAVDP, PBAP, PBA, PXP, VDP, SYNCH, and other connection oriented Bluetooth and Bluetooth Low Energy profiles, can utilize the method for convenience and intelligent connection and disconnection.Other types of wearable devices such as glass, glasses, wristband, necklace, any kind of skin attaching devices sensing bio-information from a user, use this method for convenience connection service by sensing a wearing status, and save power intelligently.This invention includes more methods working as a car “Black Box” that records messages from ECU, trip computer, sensors, and route information from the start and stop of vehicle. And it is providing emergency call service intelligently based on the algorithms to determine crash impacts and call asking help such as 911, other registered phone numbers automatically and send short message and photo messages automatically to save life and fast service.

The present invention is a water meter and leak detection system that has a private or public property(ies) facility water supply interruption system. The system is comprised of a water meter collection node system with shut-off / on mechanism that has wireless Bluetooth, Bluetooth low energy, Zigbee, Z-wave LoRa, Wi-Fi, radio frequency and cellular technology with a private or corporate network, or internet connection that transfer water parameter data to a remote computer or server. Or the system can consist of a water meter collection node that communicates by Bluetooth, Bluetooth low energy, Zigbee, Z-wave LoRa, Wi-Fi, radio frequency and cellular technology with a data communication hub whereby the communication hub is in wired or wireless communication with an internet router that communicates with an internet connection, or with a private or commercial network system, to a remote computer / server or a cloud-computing commercial service.