Abstract: An apparatus can include at least one audio device configured to detect sound. The apparatus can further include processing circuitry to determine presence of a relevant sound relevant to a user of the apparatus based on a user preference or an audio device parameter. The processing circuitry can further, responsive to detecting presence of the relevant sound, provide a control command to a user listening device to command the user listening device to provide the relevant sound to a microphone of the user listening device.

Abstract: The present disclosure relates to a method of managing a data transmission from a second device to a first device, the method including: determining a reference time point for the data transmission from the second device to the first device; determining a time offset associated with the second device, wherein the reference time point and the time offset define a starting time point for the second device to start the data transmission; and carrying out the data transmission from the second device to the first device in accordance with the starting time point, wherein the data transmission includes transmitting isochronous data from the second device to the first device.

Abstract: For example, a first Bluetooth (BT) device, which may be capable of configuring a BT link for communication between the BT device and a Human Interface Device (HID). For example, the BT device maty include logic and circuitry configured to identify an HID type of the HID. For example, the BT device may configure a slot allocation setting of the BT link between the BT device and the HID, for example, based on the identified HID type of the HID. In one example, the HID type may include a mouse, or a keyboard. In other aspects, any other additional or alternative HID type may be used.

Abstract: For example, a first Bluetooth (BT) device may be configured to operate in a role of a peripheral device over a BT link between the first BT device and a second BT device; and to initiate a role switch to switch the first BT device from the role of the peripheral device to a role of a central device over the BT link between the first BT device and the second BT device, based on a determination that the BT link between the first BT device and the second BT device is to be operated as an audio link to communicate audio data between the first BT device, as an audio source, and the second BT device, as an audio sink.

Abstract: For example, a Bluetooth (BT) device may be configured to identify metadata in broadcast messages received at the BT device from a plurality of BT audio source devices, wherein a broadcast message from a BT audio source device includes metadata indicating one or more attributes of audio data broadcasted by the BT audio source device; and select from the plurality of BT audio source devices one or more recommended BT audio source devices for a BT audio connection, the one or more recommended BT audio source devices selected from the plurality of BT audio source devices based on the metadata in the broadcast messages and based on a user profile corresponding to a user of the BT device, the user profile including personalized preference information corresponding to a preference of the user for selection of audio content.

Abstract: For example, a Bluetooth (BT) device may be configured to identify metadata in broadcast messages received at the BT device from a plurality of BT audio source devices, wherein a broadcast message from a BT audio source device includes metadata indicating one or more attributes of audio data broadcasted by the BT audio source device; and select from the plurality of BT audio source devices one or more recommended BT audio source devices for a BT audio connection, the one or more recommended BT audio source devices selected from the plurality of BT audio source devices based on the metadata in the broadcast messages and based on a user profile corresponding to a user of the BT device, the user profile including personalized preference information corresponding to a preference of the user for selection of audio content.

Abstract: In one embodiment, an apparatus of a wireless communication device includes control circuitry to cause receiver circuitry of the wireless communication device to switch between an on-mode and an off-mode. The apparatus also includes synchronizing circuitry to: perform a correlation on signals of a packet received by the receiver circuitry when in the on-mode to detect a pattern in the received signals, and cause the control circuitry to hold the receiver circuitry in the on-mode based on detection of the pattern in the received signals. The apparatus further includes demodulation circuitry to process additional signals of the packet received by the receiver circuitry when held in the on-mode.

Abstract: A method and apparatus for synchronizing a wireless communication receiver such as a Bluetooth receiver, including estimating the condition of the communication channel and operating the receiver either in frequency domain mode or in time domain mode based on the channel condition estimation. A soft threshold is used to estimate the symbols of the access address code. Oversampled data rate received data is processed at symbol rate of the data. Receiver functions are terminated upon determining that no signal that the receiver can decode is being received. Synchronization includes a correlator that processes an entire address code or a correlator that processes the address code in segments.

Abstract: For example, a wireless communication device may be configured to determine a count of one or more unreliable data symbols in a received wireless communication packet having a valid Cyclic Redundancy Check (CRC) result; based on the count of the unreliable data symbols, to determine whether to classify the valid CRC result as a false-positive CRC result; and, based on classification of the valid CRC result as a false-positive CRC result, to handle the received wireless communication packet as having a non-valid CRC result.

Abstract: A device and a method for mixed mode communication are disclosed. For example, a Bluetooth master device transmits data packets to a Bluetooth slave device and receives acknowledgments from the Bluetooth slave device, by controlling a transceiver to transmit the data packets based on a Bluetooth Basic Rate/Enhanced Data Rate (BR/EDR) protocol, and to receive the acknowledgements packet (ACK) based on a Bluetooth Low Energy (BLE) protocol. In another example, a Bluetooth slave device receives the data packets from a Bluetooth master device and transmits acknowledgments to the Bluetooth master device, by controlling a transceiver to receive the data packets based on a BR/EDR protocol, and to transmit the ACK based on a BLE protocol.

Abstract: For example, a Bluetooth (BT) device may include a first BT radio; a second BT radio; and a BT controller configured to control BT activities of the first and second BT radios, the BT controller configured to process a Host Controller Interface (HCl) command from a host processor of the BT device to setup a BT activity, the BT controller configured to identify one or more scheduling requirements of the BT activity based on the HCl command, and, based on the scheduling requirements of the BT activity, to dynamically schedule the BT activity to a selected BT radio from the first and second BT radios.

Abstract: For example, a Bluetooth (BT) device may include a BT controller configured to receive a power state indication from a host processor of the BT device, the power state indication to indicate a power state corresponding to a power source being utilized by the BT device; and to control one or more BT activities of the BT device according to a BT communication scheme, the BT controller to configure the BT communication scheme based on the power state indication.

Abstract: In one embodiment, an apparatus of a wireless communication device includes control circuitry to cause receiver circuitry of the wireless communication device to switch between an on-mode and an off-mode. The apparatus also includes synchronizing circuitry to: perform a correlation on signals of a packet received by the receiver circuitry when in the on-mode to detect a pattern in the received signals, and cause the control circuitry to hold the receiver circuitry in the on-mode based on detection of the pattern in the received signals. The apparatus further includes demodulation circuitry to process additional signals of the packet received by the receiver circuitry when held in the on-mode.

Abstract: For example, an apparatus may be configured to cause a first Bluetooth (BT) mobile device to configure a P2P voice link for voice communication between first and second BT audio devices via a first BT Short-Range (SR) link, a BT Long-Range (LR) link and a second BT SR link, the first BT SR link between the first BT audio device and the first BT mobile device, the BT LR link between the first BT mobile device and a second BT mobile device, and the second BT SR link between the second BT mobile device and the second BT audio device; to communicate a BT SR packet over the first BT SR link, the BT SR packet including a voice payload to be communicated between the first and second BT audio devices; and to communicate a BT LR packet including the voice payload over the BT LR link.

Abstract: Various methods and systems are provided for space, frequency and time domain coexistence of RF signals. In one example, among others, a communication device includes a coexistence manager capable of monitoring operating conditions of a cellular modem and a coexistence assistant capable of monitoring operating conditions of a wireless connectivity unit. The coexistence manager is capable of modifying operation of the modem and/or unit based on an operating condition change. In another example, a method includes detecting a change in antenna isolation and/or operating temperature of a FE filter, determining filtering characteristics of the FE filter based at least in part upon the change, and modifying communications of coexisting communication protocols based at least in part upon the filtering characteristics. In another example, a TX/RX configuration for coexisting communication protocols is determined and communications in a protocol is modified based at least in part upon the TX/RX configuration.

Abstract: A method and apparatus for synchronizing a wireless communication receiver such as a Bluetooth receiver, including estimating the condition of the communication channel and operating the receiver either in frequency domain mode or in time domain mode based on the channel condition estimation. A soft threshold is used to estimate the symbols of the access address code. Oversampled data rate received data is processed at symbol rate of the data. Receiver functions are terminated upon determining that no signal that the receiver can decode is being received. Synchronization includes a correlator that processes an entire address code or a correlator that processes the address code in segments.

Abstract: Methods and systems for enabling coexistence of multiple potentially interfering wireless components in a device are provided. A device may include a wireless module using a proprietary protocol and one or more modules using standardized protocols. The device further includes a coexistence arbitration module configured to arbitrate access to a shared communication medium among the wireless modules based on assertion of medium access requests by the modules and the associated priority of the asserted medium access requests. When multiple medium access requests have the same priority, precedence for access to the shared medium is determined based on additional criteria. The coexistence arbitration module may be a separate module or may be integrated into another module or distributed among the modules. The device may include a host processor for altering transmission characteristics of a module to increase the likelihood that another module can receive data within a reasonable time period.

Abstract: A device includes a memory device and a controller. The memory device includes read/write circuitry and a plurality of memory dies. The controller is coupled to the memory device. The controller is configured to, responsive to determining that at least one storage element of a first die of the plurality of memory dies has a characteristic indicative of an aging condition, increase the temperature of the first die by performing memory operations on the first die until detecting a condition related to the temperature.

Abstract: For example, a wireless communication device may be configured to determine a count of one or more unreliable data symbols in a received wireless communication packet having a valid Cyclic Redundancy Check (CRC) result; based on the count of the unreliable data symbols, to determine whether to classify the valid CRC result as a false-positive CRC result; and, based on classification of the valid CRC result as a false-positive CRC result, to handle the received wireless communication packet as having a non-valid CRC result.

Abstract: Various methods and systems are provided for time domain coexistence of RF signals. In one example, among others, a method includes obtaining access to a WLAN channel during a free period of a coexisting cellular connection, providing a RDG to allow another device to transmit for a duration corresponding to at least a portion of a TXOP, and receiving a transmission during the duration. In another example, a method includes obtaining access to a WLAN channel during a transmission period of a coexisting cellular connection and providing a protection frame to defer transmissions from another device for a duration corresponding to at least a portion of a TXOP. In another example, a method includes determining a shift of a BT transaction based at least in part upon a schedule of cellular communications and shifting at least a portion of the BT transaction based upon the determined shift.