13results about How to "Improve transceiver performance" patented technology

The invention relates to a multi-mode 5G signal processing circuit and communication equipment. The signal processing circuit comprises an auxiliary carrier signal amplification unit and a multiplexing filtering unit which are connected with each other. And the multiplexing filtering unit comprises a B1 filter, a B5 filter, a B41 filter and a B7 filter which are respectively used for processing signals in a frequency band of 2110-2170 MHz, a frequency band of 869-894 MHz, a frequency band of 2496-2690 MHz and a frequency band of 2620-2690 MHz, and each filter integrates transmitting and receiving functions. The circuit further comprises a signal processing unit, a main carrier signal amplification unit, an antenna system, a multi-mode multi-frequency power amplifier and the like. According to the invention, by optimizing the radio frequency circuit structure, the number of devices is reduced, and the circuit complexity and the design cost are reduced; meanwhile, due to the design of the integrated filter, the signal transmission loss is reduced, the signal processing performance is improved, signal receiving and transmitting in an NSA mode and a CA mode can be flexibly achieved, and various networking requirements of a modern mobile communication system are met.

The present invention relates to a method and device for sharing data cache of a communication module based on multi-entry FIFO, the method comprising: obtaining a current application scenario and an application program running therein, determining FIFO configuration information according to the application scenario, and sending the FIFO configuration information to a FIFO configuration module to configure a shared FIFO; when the application program needs to send / receive data, a write / read operation is performed through the shared FIFO. The present invention optimizes the on-chip resources of the shared data cache of the communication module with multi-entry FIFO based on the application scenario, fully utilizes the on-chip communication resources, and improves the efficiency of sending and receiving.

The utility model discloses an electric chain tensioner, contain: base, chain guide device, connecting rod assembly, it is swingably connected with chain guide device on base, drive arrangement, install on connecting rod assembly, to drive connecting rod assembly swing relative to base, wherein, install wireless communication module on base, wireless communication module is configured as receiving wireless signal of control to drive arrangement, wherein, drive arrangement contains the main control module of electric connection in wireless communication module, and the main control module receives the wireless signal of transmission of wireless communication module, to drive connecting rod assembly swing relative to base. The technical scheme of the present application, wireless communication module is not easy to receive the interference of main control module's electric signal, and the receiving effect of wireless signal is better.

The invention provides a method and device for controlling tuning of a WIFI antenna and terminal equipment, and the method is applied to the terminal equipment, and comprises the steps: if the terminal equipment does not support a cellular communication system, or supports the cellular communication system but is not inserted with an SIM card, or is inserted with the SIM card but is not resident in a network, and the terminal equipment is provided with a built-in WIFI country code, obtaining the built-in country code; selecting an antenna tuning branch matched with the working frequency band corresponding to the country code to be connected with an antenna, and searching whether available wireless access points exist around the working frequency band corresponding to the country code; if the available wireless access point is searched, obtaining a country code of the wireless access point; and updating the built-in country code by using the country code of the wireless access point, and selecting the antenna tuning branch matched with the corresponding working frequency band. According to the invention, self-adaptive tuning can be carried out on the WIFI antenna of the equipment, and the transceiving performance of the antenna is improved.

The invention relates to an antenna module and electronic equipment. The antenna module comprises a first radiation branch knot; a breaking joint is arranged between the second radiation branch knot and the first radiation branch knot; the first antenna circuit is connected to the first radiation branch knot and is used for enabling the antenna module to work in a first frequency band; the second antenna circuit and the first antenna circuit are connected to different positions of the first radiation branch knot, and the second antenna circuit is used for enabling the antenna module to work at a second frequency band; the third antenna circuit is connected to the second radiation branch knot and is used for enabling the antenna module to work in a third frequency band; wherein the second antenna circuit at least comprises a grounded first tuning branch; the first tuning branch comprises a first controlled switch and a first inductance component; under the condition that the first inductor assembly is switched to be grounded through the first controlled switch, the antenna module works in the first frequency band, the second frequency band and the third frequency band at the same time. According to the embodiment of the invention, the antenna integration level can be improved.

The utility model provides an antenna system, a vehicle-mounted communication system and a vehicle. The antenna system is applied to the field of vehicle-mounted communication. The positioning and satellite communication integrated antenna is arranged in the middle of the circuit board; the 5G main antenna, the first 5G MIMO antenna, the first V2X antenna, the WIFI and Bluetooth integrated antenna, the 5G diversity antenna, the second 5G MIMO antenna, the WIFI antenna and the second V2X antenna are sequentially arranged at intervals along the edge of the circuit board; for the antennas arranged along the edge of the circuit board, the distance between the adjacent antennas is larger than or equal to the minimum distance between the adjacent antennas which do not interfere with each other. According to the utility model, a plurality of antennas can be combined in a limited space, and the antennas do not interfere with each other or are less interfered with each other, and the isolation is high, so that the antenna system has good transmit-receive performance.

The invention relates to an antenna structure, electronic equipment, an adjustment method, a storage medium and a program product. The antenna structure comprises a plurality of antennas which are arranged at intervals, and each antenna is connected with a corresponding signal circuit; the working frequency bands of the two adjacent antennas are staggered; and when one of the two adjacent antennas is in a working state, the circuit state of the signal circuit connected with the other antenna is adjusted, so that the two adjacent antennas can be electromagnetically coupled. According to the embodiment of the invention, the transceiving performance of the antenna is improved.

The invention relates to the technical field of data transceivers, in particular to a wireless transceiver which comprises a circuit board, an antenna and a current counteracting element. The circuit board includes a first face. The antenna comprises a feed-in end, and the antenna is connected to the first surface of the circuit board through the feed-in end. The current counteracting element comprises a grounding end, the current counteracting element is connected to the first face of the circuit board through the grounding end, and the current counteracting element and the antenna are arranged on the same side of the circuit board. The antenna resonates out of a frequency band, the length of the antenna is 1 / 4 of the wavelength of the frequency band, and the length of the current offset element is 1 / 4 of the wavelength of the frequency band.

This invention provides a port status adjustment method, apparatus, computer-readable storage medium, and electronic device. The method includes: a first device acquiring a first message from a second device; the first device determining capability information of a first port based on first status information and the actual status of the first port read by the first device; and the first device activating the first port when the capability information matches the first capability information, thereby changing the state of the first port from an abnormal state to a normal state. This invention solves the problem of data loss caused by abnormal port states, thereby improving data interaction capabilities.

The utility model discloses an LTE omnidirectional large bandwidth antenna used for a hand-held device, comprising a pedestal, one side of the upper surface of the pedestal is fixedly connected with a first screw tube, the upper surface of the first screw tube is provided with a clamping groove, and a reinforcing strip is clamped in the clamping groove. According to the LTE omnidirectional large-bandwidth antenna for the handheld device, through the arrangement of the first screw tube, the reinforcing strip, the rubber strip and the tempered sleeve, the external tempered sleeve performs preliminary protection on the antenna body, so that the influence of the external environment on the antenna body can be reduced, and meanwhile, anti-collision protection is performed on the antenna body; the plurality of stiffeners ensure that a plurality of parts of the inner side surface of the tempered sleeve are uniformly stressed, the rubber pad can buffer the acting force, so that the antenna body is fully protected, the antenna is prevented from being damaged during falling and collision, the protection effect is improved, the durability is enhanced, gaps are reserved between the adjacent stiffeners, the signal obstruction of the antenna body is reduced, and the service life of the antenna is prolonged. The actual signal transceiving effect is improved, and the use effect is good.

The invention relates to an antenna control method, an antenna control device, electronic equipment and a storage medium. The antenna control method comprises the following steps: determining a target antenna arranged on equipment; determining a target working parameter of the target antenna according to the transmit-receive performance influence parameter of the target antenna; and controlling the target antenna according to the target working parameter so as to improve the transceiving performance of the equipment. Thus, the transmitting performance and the receiving performance of the target antenna can be improved simultaneously, the transmitting and receiving performance of the device is improved, normal communication of the device is ensured, and the user experience is improved.

The utility model discloses a Hilbert fractal medium-short wave antenna, which belongs to the field of antennas and comprises a radiation part, an earth screen part and a feed part. The radiation part comprises a metal supporting rod, a Hilbert fractal structure and a wave trap, an original surface current distribution path is cut off, a cascade inductor is introduced, and the high-frequency skin effect is inhibited. The earth screen system is of a double-layer structure, a middle earth screen intercepts space waves, and a bottom earth screen is connected with ferrite magnetic beads in series to absorb common-mode noise. A balun and a pi-T mixed matching network are arranged in the feed system, and the standing-wave ratio is smaller than or equal to 1.5. The working bandwidth of the antenna is 526.5 KHz-28 MHz, the interference suppression depth is-35 dB, and the antenna is suitable for portable emergency communication and fixed monitoring stations.

The present application discloses a display module and an electronic device, belonging to the technical field of electronic devices. The display module comprises: an antenna circuit, a metal foil and a flexible circuit board, wherein the antenna circuit and the metal foil are respectively arranged on a first surface and a second surface opposite to a display panel, and the antenna circuit is connected to the flexible circuit board, and the metal foil is fixed by the flexible circuit board. The present application can effectively shield signal interference to the antenna electrode and improve the antenna's transceiver performance by respectively arranging the antenna circuit and the metal foil on both sides of the edge of the display panel and connecting them to the flexible circuit board.