Abstract:
A method for establishing a Bluetooth® connection, where the method includes: establishing data connections with at least two Bluetooth® devices; obtaining a voice connection instruction, where the voice connection instruction includes identification information of a target Bluetooth® device selected by a user from the Bluetooth® devices; and establishing a voice connection between the mobile terminal and the target Bluetooth® device according to the voice connection instruction; and a mobile terminal, a Bluetooth® device, and a system. A voice connection is established with a Bluetooth® device selected by a user, so as to improve an extent to which a Bluetooth® connection is established intelligently and a capability of interacting with the user. Therefore, the user can, according to needs, freely select a Bluetooth® device with which a connection is established, thereby improving convenience of the user in using the Bluetooth® device.
Abstract:
A multilink-based data transmission method includes establishing separately, by a first device, first tunnels in different types of links in which the first device and a second device have established a communication connection, establishing, by the first device, a second tunnel that crosses the first tunnels established in the multiple different types of links, analyzing, by the first device, a load state of each first tunnel crossed by the second tunnel, and selecting a first tunnel used to transmit a target packet, and encapsulating, by the first device, the target packet into the second tunnel, and sending, to the second device, through the first tunnel used to transmit the target packet, the packet encapsulated into the second tunnel. Correspondingly, a data transmission device is provided. A utilization rate of links supported by a network device can be improved with the method and device.
Abstract:
A method and a broadband device for modem dial-up terminal which relate the communication with an evolved high rate packet data (eHRPD) network by using an existing protocol by receiving, by a broadband device, a first link control protocol (LCP) request message of a wireless network side device; processing an extensible authentication protocol (EAP) authentication field of the first LCP request message into an authentication field supported by a dial-up terminal; sending the processed first LCP request message to the dial-up terminal; receiving a first LCP response message returned by the dial-up terminal; processing an authentication field of the first LCP response message into an authentication field supported by the wireless network side device; sending the processed first LCP response message to the wireless network side device; and acquiring an Internet Protocol (IP) address from the wireless network side device, and sending the IP address to the dial-up terminal.
Abstract:
A communication control method, including receiving, by a first user equipment, a first message sent by a second user equipment; acquiring receive power of the first message; acquiring power parameter information of the second user equipment; obtaining a path loss value according to the power parameter information of the second user equipment and the receive power of the first message; and determining, according to the path loss value, whether direct communication is allowed between the first user equipment and the second user equipment. The embodiments of the present invention further provide a corresponding user equipment and system. According to the method, user equipment, and system in the embodiments of the present invention, control on direct communication between user equipment can be implemented.
Abstract:
The present invention discloses a D2D communication method and user equipment. The D2D communication method includes: determining, by first user equipment, a value of a scrambling code parameter, where the scrambling code parameter includes at least one of the following parameters: a common scrambling code parameter and a specific scrambling code parameter; scrambling, by the first user equipment, a to-be-sent bit according to the value of the scrambling code parameter; and sending, by the first user equipment, a scrambled to-be-sent bit. According to the D2D communication method and the user equipment disclosed in the present invention, transmission information can be scrambled and descrambled in a D2D communication process, thereby improving feasibility of a D2D communication scheme and improving user experience.
Abstract:
The present disclosure relates to the field of antenna technologies and discloses a feeding matching apparatus of a multiband antenna, a multiband antenna, and a radio communication device to improve a bandwidth and efficiency of a lower frequency band. The feeding matching apparatus of a multiband antenna includes: a grounding portion; a feeding portion connected to a signal source, where a signal of the signal source is input into the feeding portion; and two or more ground cable branches with different lengths, where one end of each ground cable branch is electrically connected to the feeding portion, the other end is electrically connected to the grounding portion, at least one ground cable branch is connected in series to a signal filtering component, and the signal filtering component is capable of preventing a signal lower than a frequency point corresponding to the signal filtering component from passing through it.
Abstract:
Embodiments provide a charging and discharging apparatus and a terminal. The charging and discharging apparatus includes a charging and discharging interface and a interface wire; the charging and discharging interface includes a charging and discharging circuit; the charging and discharging circuit includes a battery connection end, a current input end, and a current output end; one end of the interface wire for external connection is electrically connected to the battery connection end, and the other end is connected to a battery of a first terminal; the current input end is configured to be connected to a current output end; the second charging and discharging apparatus is electrically connected to a second terminal; the current output end is configured to be connected to a current input end. Embodiments are used to realize mutual charging between terminals.
Abstract:
An antenna-includes a first radiator and a first capacitor structure. A first end of the first radiator is electrically connected to a signal feed end of a printed circuit board by means of the first capacitor structure, and a second end of the first radiator is electrically connected to a ground end of the printed circuit board. The first radiator, the first capacitor structure, the signal feed end, and the ground end form a first antenna configured to produce a first resonance frequency. An electrical length of the first radiator is greater than one eighth of a wavelength corresponding to the first resonance frequency, and the electrical length of the first radiator is less than a quarter of the wavelength corresponding to the first resonance frequency.
Abstract:
A method supporting wireless access to a storage device, and a mobile routing hotspot device. The method is applied to a mobile routing hotspot device, where the mobile routing hotspot device is connected to a storage device by using a USB interface, and the method includes: receiving, by the mobile routing hotspot device, an access request that is sent by user equipment in a wireless communications manner and that is for accessing a specified file in the storage device, where the access request carries information about the specified file; acquiring, by the mobile routing hotspot device, the specified file in the storage device according to the information about the specified file by using the USB interface; and outputting, by the mobile routing hotspot device, the specified file to the user equipment according to the access request in a wireless communications manner.
Abstract:
Embodiments of the present invention provide a method for processing a touch signal and a terminal device, so as to reduce impact of a user's unintentional touch on usage of a touchscreen device and improve user experience. The method includes: receiving information about touch points acquired by a touchscreen; determining, according to the information about the touch points, whether the current touch points include an unintentional touch point whose touch duration is greater than or equal to preset duration; and if yes, shielding the unintentional touch point, where the preset duration is greater than touch duration required by a user to long press a touch point.