Abstract: The invention relates to a wireless communication system (100) comprising a plurality of radio devices (102, 104). Each radio device of the plurality of radio devices (102, 104) is configured to: obtain timing information representing timing schedules of one or more other radio devices (102, 104) within its neighborhood; define, based on the obtained timing information, at least one timing schedule group (106, 108) into which the plurality of radio devices (102, 104) are divided and a size of each at least one timing schedule group (106, 108); and synchronize its own timing schedule with the timing schedule of the timing schedule group (106, 108) with the largest size. The invention relates also to a synchronization method (500) for the wireless communication system (100), a radio device (102, 104) for a wireless communication system, and a synchronization method for the radio device (102, 104).

Abstract: A method and apparatus are disclosed for recording, at a recording apparatus, video content obtained from an array of cameras, wherein each camera records video content from a section of a recording area; receiving a wireless message from a tag situated in the recording area; applying a time stamp to the received wireless message; determining directional information of the tag in the recording area based on analysis of the wireless message; and causing the directional information and the timestamp to be stored.

Abstract: Disclosed in this specification is a method comprising inserting an anti-whitened data portion into a data packet that is to be whitened by whitening to yield a whitened data packet for transmission (44) from a first radio communications apparatus (30) to a second radio communications apparatus (10), the anti-whitened data portion having been determined based on anti-whitening data received (43) from the second radio communications apparatus (10) at the first radio communications apparatus, wherein the anti-whitened data portion is obtainable from a specific data block by anti-whitening, the anti-whitening compensating for the whitening so that the whitened data packet comprises the specific data block in non-whitened form.

Abstract: A method and apparatus are disclosed for detecting a user selection of a positioning tag; retrieving directional information and timestamp information relating to the selected tag; comparing directional information relating to the selected tag with directional information of an array of cameras arranged to capture video content from a recording area; identifying video content captured by one or more cameras from an array of cameras arranged to capture video content from a recording area, wherein the video content captured by the one or more cameras is identified if the one or more cameras have captured video content from a section of the recording area relevant to the location of the selected tag over a time period relevant to the timestamp information relating to the selected tag; and selecting the identified video content obtained from the one or more cameras for display.

Abstract: A method and apparatus are disclosed for recording, at a recording apparatus, video content obtained from an array of cameras, wherein each camera records video content from a section of a recording area; receiving a wireless message from a tag situated in the recording area; applying a time stamp to the received wireless message; determining directional information of the tag in the recording area based on analysis of the wireless message; and causing the directional information and the timestamp to be stored.

Abstract: A method and apparatus are disclosed for detecting a user selection of a positioning tag; retrieving directional information and timestamp information relating to the selected tag; comparing directional information relating to the selected tag with directional information of an array of cameras arranged to capture video content from a recording area; identifying video content captured by one or more cameras from an array of cameras arranged to capture video content from a recording area, wherein the video content captured by the one or more cameras is identified if the one or more cameras have captured video content from a section of the recording area relevant to the location of the selected tag over a time period relevant to the timestamp information relating to the selected tag; and selecting the identified video content obtained from the one or more cameras for display.

Abstract: A method and apparatus are disclosed for recording, at a recording device, a media feed relating to a scene; receiving a series of wireless synchronisation messages at the recording device; recording a time stamp value with respect to each of the received messages indicating a time of receipt, and storing the time stamp values and the media feed. A method and apparatus are also disclosed for receiving, from each of a first and second recording device, a media feed recorded by the respective recording device and a series of time stamp values, wherein each time stamp value indicates a time of receipt of one of a series of wireless synchronisation messages at the respective recording device, and aligning the set of time stamp values received from a first recording device with the set of time stamp values received from a second recording device to synchronise the media feed received from the first recording device with the media feed received from the second recording device.

Abstract: Disclosed in this specification is a method comprising inserting an anti-whitened data portion into a data packet that is to be whitened by whitening to yield a whitened data packet for transmission (44) from a first radio communications apparatus (30) to a second radio communications apparatus (10), the anti-whitened data portion having been determined based on anti-whitening data received (43) from the second radio communications apparatus (10) at the first radio communications apparatus, wherein the anti-whitened data portion is obtainable from a specific data block by anti-whitening, the anti-whitening compensating for the whitening so that the whitened data packet comprises the specific data block in non-whitened form.

Abstract: Methods and apparatuses are provided for providing adaptive user notifications. A method may include detecting an event. The method may further include determining usage of one or more connected apparatuses. The method may also include determining, based on the determined usage, a notification method for notifying of the event. The method may additionally include generating an event notification message based on the determined notification method. The method may further include causing the event notification message to be sent to a connected apparatus to trigger the connected apparatus to provide an alert indicative of the event in accordance with the determined notification method. Corresponding apparatuses are also provided.

Abstract: Output of audio or visual content via local mobile user devices (4a, 4b. 4c, 4d, 4e, 4f), such as a mobile phone and/or a headset, or via output devices (8a, 8b. 8c, 8d, 8e, 8f 8g, 8h), such as a speaker and/or a display, is controlled by a controller (7). The output devices (Sa, 8b. Sc, 8d, 8e, 8f 8g. 8h) are located at different locations within an environment for accommodating users (3a, 3b, 3c, 3d), such as the interior of a car. The controller (7) determines information on a location within the environment of each of the mobile user devices (4a, 4b, 4c, 4d, 4e, 4f) based on wireless signals received from the user devices (4a, 4b, 4c, 4d, 4e, 4f), such as Bluetooth low energy signals, and controls the output of the content based on this.

Abstract: Methods and apparatuses are provided for providing adaptive user notifications. A method may include detecting an event. The method may further include determining usage of one or more connected apparatuses. The method may also include determining, based on the determined usage, a notification method for notifying of the event. The method may additionally include generating an event notification message based on the determined notification method. The method may further include causing the event notification message to be sent to a connected apparatus to trigger the connected apparatus to provide an alert indicative of the event in accordance with the determined notification method. Corresponding apparatuses are also provided.

Abstract: Devices such a printer 4, television 3 and car door lock 2 are controlled wirelessly by a controller 5 which may consist of eye tracking glasses that detect the gaze angle of the user also include an orientation detector that receives rf packets from the devices, from which the orientation of the device can be detected. Control of the devices is performed wirelessly when the detected orientation of the device and the gaze detection angle adopt a predetermined relationship, for example when they become aligned.

Abstract: Apparatus comprises: a multi-element antenna; and a transmitter configured to broadcasting multiple packets from the multi-element antenna, wherein each packet comprising: a positioning part; and a calibration data part, wherein the calibration data part of a packet comprises: a portion of calibration data; and data indicating a location of the portion of calibration data in a set of calibration data. The transmitter is configured: to switch between different elements of the multi-element antenna in a sequence when broadcasting the positioning part of the packet; and to transmit all of the calibration data part of the packet without switching between different elements of the multi-element antenna.

Abstract: Apparatus is configured: to transmit angle-of-departure positioning messages from which a mobile device can calculate a direction to the mobile device from the apparatus; and to transmit a point of interest packet data unit for providing an emergency navigation service to a mobile device, the point of interest packet data unit comprising first data indicating a location of a first emergency point of interest and data indicating that the location relates to an emergency point of interest.

Abstract: Apparatus (30) is configured: to transmit angle-of-departure positioning messages from which a mobile device (11) can calculate a direction to the mobile device from the apparatus (30); and to transmit a point of interest packet data unit for providing a point of interest service to a mobile device (11), the first point of interest packet data unit comprising first data indicating a first range from a first point of interest.

Abstract: Apparatus is configured to provide a first packet data unit for transmission as part of a first Bluetooth low energy advertising packet, the first packet data unit including a first indicator indicating the use of a first coordinate frame and first data indicating a location, the first data indicating the location using the first coordinate frame, and to cause transmission of the first Bluetooth low energy advertising packet including the first packet data unit.

Abstract: Apparatus, and an associated method, by which to facilitate frequency channel allocation, and reallocation, in a radio communication system. Channel allocation and reallocation is effectuated to attain a desired statistical emission spectrum. Implementation is effectuated, for instance, in a WLAN system operable pursuant to the IEEE 802.11 standard but implemented in a 5 GHz frequency band.

Abstract: In an example embodiment, a method includes determining, by an apparatus, whether the apparatus provides data for other wireless devices to request from the apparatus in response to wireless device discovery messages transmitted by the apparatus; and transmitting, by the apparatus, wireless device discovery messages including an indication that additional information should not be requested from the apparatus in response to the wireless device discovery messages, without establishing a connection with the apparatus, the indication being in response to the determination that the apparatus does not provide data for other wireless devices to request from the apparatus in response to the wireless device discovery messages.

Abstract: A technique for wireless communication is provided. According to an example embodiment, the technique comprises carrying out a proximity-based device selection for a second device in response to receiving, from a first device, one or more control messages that indicate presence of said second device and invoking at least one of one or more predefined actions in dependence of identity of said second device in response to said proximity-based device selection having resulted in selecting said second device.

Abstract: A method comprises enabling receipt, at a multi-antenna array device (10) from a remote device (30), of at least one wirelessly transmitted packet including location data (38) indicative of a location of the remote device (80) and an angle-of-arrival field (39) for enabling determination of an angle of arrival of the wirelessly transmitted packet in which the angle-of-arrival field (39) is provided, determining based on the received angle of arrival field (39), the angle of arrival of the wirelessly transmitted packet in which the angle-of-arrival field (39) is provided, and determining a location of the multi-antenna array device (10) based on at least the determined angle of arrival and the location data.