Beijing Zhigu Rui Tuo Tech Co., Ltd

Beijing Zhigu Tech Co., Ltd.

Beijing Rui Tuo Tech Co., Ltd.

Weicai Huang

Na Wei

Chenyang Yang

Lin Du

Hanning Zhou

Ran Xu

Yifan Xue

Hongjiang Zhang

Pan Chen

Yafei Tian

Zhilin Chen

Shengqian Han

Device to device (D2D) communication control is provided. A method comprises: allocating a pilot channel resource for at least one directional pilot signal associated with directional D2D communication; and sending information associated with the pilot channel resource. A respective pilot channel resource for a direction pilot signal can be allocated for each direction D2D communication, thereby providing a basis for better control of the D2D communication.

D2D communication control method and control apparatus

Embodiments of the present application provide a wireless energy transmission method and device. A method includes: generating a visible light communication signal according to wireless energy transmission intensity between a wireless energy sending device and a wireless energy receiving device; and sending the visible light communication signal. A signal can be transmitted (or received) related to wireless energy transmission intensity through visible light communication, to enable a user to easily obtain information about wireless energy transmission intensity.

Wireless energy transmission method and device

The embodiments of this application disclose an auxiliary access method and apparatus thereof. The auxiliary access method comprises: sending at least two access-associated signals by using at least two non-coherent antennas; and receiving at least one access request. According to the method and the apparatus in the embodiments of this application, a probability of a collision between access terminals can be reduced and an access success rate of an access terminal can be improved.

Access method, auxiliary access method, and apparatuses thereof

The present application discloses an information observation method and an information observation apparatus, and relates to the field of multimedia information processing technologies. The method comprises: detecting a position of a sightline focusing point of an observer; in response to that it is detected that the sightline focusing point of the observer moves away from an observed object, judging whether the observer has observed all important information on the observed object; and in response to that it is judged that the observer has not observed all important information on the observed object, reminding the observer. For the method and the apparatus in embodiments of the present application, from the perspective of an actual observation behavior of an observer, a position of a sightline focusing point of the observer is detected to determine an observation behavior of the observer for important information, so as to radically prevent missing of important information.

Information observation method and information observation device

Data, transmission comprises when sending data to a receiver through a channel, receiving, through the channel, at least one reference signal sent by the receiver; and resending the data according to the at least one reference signal. The present application further discloses other methods and apparatuses for transmitting data. Using the various embodiments, an issue that quality of service (QoS) cannot be ensured due to a lag of a reference signal in conventional data transmission is avoided, and the quality of data transmission can be improved.

Method and apparatus for transmitting data

Embodiments of the present application provide a call processing method and an apparatus thereof. The method includes: receiving information associated with calling at least one slave device, where the information associated with calling at least one slave device is used to request to wake up the at least one slave device from a sleep state to an active state; and sending an excitation signal to the at least one slave device, where the excitation signal is used to request to wake up the at least one slave device. In the method and apparatus in the embodiments of the present application, a slave device is rendered in a sleep state, and the slave device is activated when the slave device is being called or is going to be called, which can save power consumption caused by unnecessary listening by the slave device.

Call processing method and apparatus thereof

Embodiments of this application disclose a power control method and a power control apparatus. The method comprises: receiving, during transmission of an uplink signal of a first time domain transmission length on a channel, at least one piece of first information transmitted on the channel, wherein the first time domain transmission length does not exceed a time domain transmission length of a protocol data unit PDU; and adjusting uplink transmit power during the first time domain transmission length at least according to the at least one piece of first information. By means of the method and the apparatus of the embodiments of this application, in a process of sending an uplink signal, a transmit end device can dynamically adjust transmit power of the uplink signal according to at least one piece of received first information transmitted on a same channel, thereby increasing adjustment granularity of the transmit power, and therefore power control is more precise.

Power control method and power control apparatus

The embodiments of this application disclose an access method, an auxiliary access method, and apparatuses thereof. The access method comprises: receiving an access-associated signal from at least one path, wherein the access-associated signal is separately sent by an access point device by using at least two non-coherent antennas; and sending an access request in at least one Direction of Arrival of access-associated signals corresponding to some antennas of the at least two non-coherent antennas. According to the method and the apparatus in the embodiments of this application, an access request is sent in at least one Direction of Arrival of access-associated signals corresponding to some antennas of an access point device, which can reduce a probability of a collision between access terminals and improve an access success rate of an access terminal.

Embodiments of the present application disclose a data retransmission method, a data recovery method, and apparatuses thereof. The data retransmission method comprises: determining at least one data symbol that is to be retransmitted to a receiver; and sending the retransmitted at least one data symbol to the receiver. For the methods and the apparatuses in the embodiments of the present application, retransmission is performed for an incorrect symbol, so that a possible bandwidth waste can be reduced.

Data retransmission method, data recovery method, and apparatuses thereof

Embodiments of the present application provide transmission control methods and transmission control apparatus. A method disclosed herein comprises: determining transmission capability of a first device; and determining transmission configuration between the first device and a second device at least according to the transmission capability of the first device, the transmission configuration comprising information associated with at least two multiple-input-multiple-output (MIMO) channels available for data transmission between the first device and the second device. The method and apparatus of the embodiments of the present application support that at least two separate MIMO channels coexist between an access terminal (AT) device and an access point (AP) device as well as between two AT devices, which have flexible configuration while ensuring a higher data transmission rate, and computational complexity is not high for the devices, which can reduce power consumption of the devices.

Transmission control methods and transmission control apparatus

Device to device (D2D) communication is provided. A method comprises: acquiring information associated with a pilot channel resource used to send at least one directional pilot signal associated with directional D2D communication; and transmitting a data signal associated with the directional D2D communication at least according to a received state of the pilot signal on the pilot channel resource. Accordingly, a data signal associated with directional D2D communication can be transmitted more effectively according to a directional pilot signal related to the directional D2D communication.

D2D communication method and D2D communication apparatus

Wireless communications methods and devices that relate to the field of communications. A method comprises: receiving a first wireless signal of a target device in a direction of arrival; acquiring a historical path quality of a transmission path corresponding to the direction of arrival; and in response to that the historical path quality is lower than a first threshold, prohibiting sending a second wireless signal in a reverse direction of the direction of arrival. The method gradually disables transmission paths having lower historical path qualities, and reserves transmission paths having higher historical path qualities, thereby being conducive to reducing radiation to personnel and/or reducing power consumption.

Wireless communications methods and devices

Embodiments of the present application provide an image capturing-based positioning method and an image capturing-based positioning apparatus. The method comprises: determining that an eye of a user is gazing at an auxiliary positioning object; photographing the eye of the user and acquiring a distance of the user relative to the auxiliary positioning object; capturing at least one image comprising the auxiliary positioning object; obtaining, according to the at least one image, direction information of the user relative to the auxiliary positioning object and position information of the auxiliary positioning object; and obtaining position information of the user according to the position information of the auxiliary positioning object, the distance of the user relative to the auxiliary positioning object, and the direction information.

Image capturing and positioning method, image capturing and positioning device

Embodiments of the present invention disclose a resource allocation method, a transmission method, and apparatuses. The resource allocation method comprises: sending a scheduling instruction, wherein the scheduling instruction comprises: information that is associated with at least two carriers in an unlicensed spectrum allocated to transmission of a user equipment; determining at least one available carrier in the at least two carriers; and sending a physical indication signal on the at least one available carrier, wherein the physical indication signal is used to occupy the at least one available carrier. According to the method and apparatus of the embodiments of the present invention, at least two carriers is allocated to transmission of a user equipment at a scheduling moment, at least one available carrier in the at least two carriers is determined, and a physical indication signal is used to occupy the at least one available carrier, thereby reducing the possibility of occurrence of the problem of resource unavailability and/or resource waste caused by the unpredictability of whether an unlicensed spectrum is available.

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Beijing, China

Weicai Huang