88results about "Indoor communication adaptation" patented technology

The invention provides a common-caliber dual-polarization indoor distribution antenna and communication equipment, the common-caliber dual-polarization indoor distribution antenna comprises a vertical polarization antenna, a horizontal polarization antenna and a feed structure, the vertical polarization antenna comprises a metal floor, a triangular metal plate, a plurality of grounding metal columns and a first copper-clad layer, the triangular metal plate and the plurality of grounding metal columns are arranged between the metal floor and the first copper-clad layer; the horizontally polarized antenna comprises a double-layer dielectric plate and a slot array, the bottom of the double-layer dielectric plate is coated with copper to form a first copper-coated layer, and the slot array is arranged at the top of the double-layer dielectric plate; the horizontally-polarized antenna and the vertically-polarized antenna are arranged in a common-caliber mode, the structure is simple, and the size is small. The feed structure comprises a first feed structure and a second feed structure, the first feed structure is connected with the vertical polarized antenna, and the second feed structure is connected with the horizontal polarized antenna; the first feed structure and the second feed structure are arranged on the metal floor in a non-overlapping manner, so that coupling interference is avoided.

An antenna includes a first base substrate, a radiation patch on the first base substrate, a second base substrate, a feed structure, and a ground structure on the second base substrate. The first base substrate and the second base substrate are substantially perpendicular to each other. The radiation patch and the ground structure are substantially perpendicular to each other. The ground structure includes a conductive mesh structure. The radiation patch includes a conductive mesh structure. The antenna includes one or more irregularly shaped slots extending through the radiation patch, wherein a contour of at least one of the one or more irregularly shaped slots includes at least one curved edge.

The embodiment of the invention provides a dual-polarization indoor distribution antenna, and belongs to the antenna communication equipment technology, the dual-polarization indoor distribution antenna comprises a vertical polarization radiation unit and a horizontal polarization radiation unit, the vertical polarization radiation unit comprises a grounding plate and a conical radiation oscillator arranged on the grounding plate, the conical radiation oscillator is used for being excited to radiate vertical polarization electromagnetic waves; the horizontally polarized radiation unit comprises a plurality of radiation subunits, the plurality of radiation subunits are sequentially arranged around the peripheral side of the conical radiation oscillator, a radiation gap is formed between every two adjacent radiation subunits, and the radiation gaps are used for being excited to radiate horizontally polarized electromagnetic waves; the orthographic projection of the radiation subunit on the grounding plate is located in the grounding plate. According to the dual-polarization indoor distribution antenna provided by the embodiment of the invention, broadband coverage can be realized, and the multi-band requirement of an indoor communication system is met.

The transmitter comprises: a housing having a long side and a short side, where the width of the short side is substantially the same as the width of a pipeline track; the mounting part is used for mounting the shell on the pipeline track under the condition that the extension direction and the long side of the pipeline track are basically aligned; and an antenna element accommodated in the housing.

A system for managing parcels is disclosed. The system includes an antenna configured to transmit one or more beams having a variable transmission power in one or more antenna sectors; and a radio frequency identification (RFID) reader communicatively coupled to the antenna to receive an RFID signal from each of the one or more incoming parcels. Further, the RFID reader includes one or more processors coupled to the memory, the one or more processors configured to retrieve data associated with each of the one or more parcels, determine a weighted density factor for each of the one or more parcels, and determine a weighted density factor for each of the one or more parcels. A load density for each of the one or more antenna sectors is determined, and the variable transmit power of the antenna for each of the one or more antenna sectors is adjusted based at least on the load density.

To provide an antenna device for a base station which can prevent deterioration of the aesthetic appearance of the installation location and maximize space utilization. The antenna device for a base station includes a repeater, an antenna module that is tiltable and steerable relative to the front face of the repeater, and an antenna clamping unit that mediates the installation of the antenna module relative to the repeater. The antenna clamping unit conceals a wire cable that electrically connects the repeater and the antenna module.

This transmitter comprises: a housing which has a long side and a short side and in which the width of the short side is substantially the same as the width of a duct rail; an attachment part which is for attaching the housing to the duct rail with the extension direction of the duct rail and the long side substantially aligned; and an antenna element which is housed within the housing.

A building infrastructure system comprises at least a first and a second subsystem. The first and the second subsystem each comprise plural infrastructure devices that each include a communication node connected in a wireless mesh communication network topology to other communication nodes. The first and the second subsystem are arranged at different sides of a barrier, e.g. a building barrier such as a wall, ceiling plate or window of the building. At least the first subsystem comprises a first coupling device for connecting the first subsystem and the second subsystem, and the first coupling device is configured to communicate in the first subsystem and to transmit and receive signals to the second subsystem using wireless communication via the barrier. The disclosure also concerns a wireless coupling device for the building infrastructure system.

An in-home relay device according to various embodiments disclosed in the present document may comprise: a housing; an antenna provided in the housing; an antenna alignment unit for changing the position of the antenna so as to change the radiation direction of the antenna; a processor operatively connected to the antenna and the antenna alignment unit; and a communication unit electrically connected to the processor and wirelessly connecting to external electronic devices, wherein the processor can control the antenna alignment unit on the basis of the quality of signals transmitted or received through the antenna so that a line of sight (LOS) between the antenna and a repeater is secured. Various other embodiments are possible.

The low-profile ultra-wideband folding horn antenna comprises a dielectric lens, a horn antenna body and a metal back cavity which are sequentially arranged from top to bottom, the horn antenna body is arranged in the metal back cavity, and the metal back cavity wraps the bottom of the horn antenna body and at least two symmetrically-arranged side walls. According to the invention, the coaxial cable is adopted for direct feeding, and the multiple bent radiation arms are introduced, so that the profile height of the horn antenna is greatly reduced and the antenna structure is simplified; meanwhile, by loading the dielectric lens and the metal side wall, the gain in the working frequency band is remarkably improved, and the dielectric lens and the shielding cover are integrally formed, so that processing and mounting are facilitated. The antenna has the ultra-wideband characteristic, and the low-frequency gain performance is stable; the cross polarization level is lower than-34 dB, the radiation pattern is symmetrical and good in directivity, and the overall radiation performance is stable. The antenna is low in profile, simple in structure, small in size, low in manufacturing cost and capable of meeting the requirements of a 5G communication indoor distribution system.

This invention discloses a low-profile ultra-wideband folded horn antenna, comprising a dielectric lens, a horn antenna, and a metal back cavity arranged sequentially from top to bottom. The horn antenna is placed within the metal back cavity, which encloses the bottom of the horn antenna and at least two symmetrically arranged sidewalls. This invention employs direct coaxial cable feeding and introduces multiple bent radiating arms, significantly reducing the profile height of the horn antenna and simplifying its structure. Simultaneously, by loading the dielectric lens and metal sidewalls, the gain within the operating frequency band is significantly improved. The dielectric lens and shielding cover are integrally formed, facilitating processing and installation. This antenna exhibits ultra-wideband characteristics, stable low-frequency gain, a cross-polarization level below -34dB, a symmetrical radiation pattern with good directivity, and stable overall radiation performance. This invention's antenna features a low profile, simple structure, compact size, and low manufacturing cost, meeting the requirements of 5G communication indoor distribution systems.

The application discloses a spotlight antenna mounting device and relates to the technical field of spotlight antenna mounting. The spotlight antenna mounting device comprises a fixed support assembly and a spotlight antenna connecting assembly. The fixed support assembly comprises at least two mounting surfaces, and any two mounting surfaces intersect with each other. The spotlight antenna connecting assembly is detachably connected with any one of the at least two mounting surfaces. The spotlight antenna connecting assembly of the spotlight antenna mounting device provided by the application has multiple connection postures which can be selected, so that the spotlight antenna mounting device can be flexibly adapted to the installation requirements of the spotlight antenna in various complex installation environments, such as a parapet wall, a roof slope or a pointed tile.

The application provides a co-boresight dual-polarized indoor antenna and a communication device, the co-boresight dual-polarized indoor antenna comprising a vertical polarization antenna, a horizontal polarization antenna and a feeding structure, the vertical polarization antenna comprising a metal floor, a triangular metal plate, a plurality of grounded metal columns and a first copper cladding layer, the triangular metal plate and the plurality of grounded metal columns being arranged between the metal floor and the first copper cladding layer; the horizontal polarization antenna comprising a double-layer dielectric plate and a slot array, the bottom of the double-layer dielectric plate being covered with copper to form the first copper cladding layer, and the slot array being arranged on the top of the double-layer dielectric plate; the horizontal polarization antenna and the vertical polarization antenna are arranged in a co-boresight mode, the structure is simple, and the volume is small; the feeding structure comprises a first feeding structure and a second feeding structure, the first feeding structure being connected with the vertical polarization antenna, and the second feeding structure being connected with the horizontal polarization antenna; the first feeding structure and the second feeding structure are arranged in a non-overlapping mode on the metal floor, so that coupling interference is avoided.

The present disclosure relates to a small base station antenna apparatus comprising, particularly, a fixed housing having an internal space open in one direction and the other direction, and a directivity adjustment means movably coupled to the internal space of the fixed housing or an external space corresponding to the outside thereof, wherein the directivity adjustment means is coupled to the fixed housing such that it is caught when an antenna module provided at the front end portion is rotationally steered left or right or rotationally tilted up or down, and thus is prevented from being separated. Accordingly, the advantages of improving the workability of indoor installation as well as facilitating building of a small cell base station are provided.

An antenna and a communication device are disclosed. The antenna may be used in an access point. The antenna specifically includes a first conductor sheet and a feed point. The first conductor sheet includes at least two cavities. The at least two cavities are connected through a gap. A circumference of each of the at least two cavities approaches a wavelength corresponding to an operating frequency band of the antenna. The feed point is connected to the gap. The antenna with a simple structure and a small size may generate two beams. Therefore, an access point disposed with the antenna may generate strong wireless signals in two directions, and the wireless signal may cover an adjacent room. In this way, there is no need to deploy an access point in each room, and a quantity of wireless access points to be deployed is reduced.

This relay device comprises: a first substrate having a first metal pattern disposed on one surface, the first metal pattern being configured to receive a first signal; a second substrate having a second metal pattern disposed on one surface to correspond to the first metal pattern, the second metal pattern being configured to receive a second signal; and a flexible substrate, one end of which is connected to the first substrate, the other end of which is connected to the second substrate, and which has a transmission line provided on one surface. The first substrate, the second substrate, and the flexible substrate may be arranged as an integrated module integrally formed to surround a first surface, a second surface, and a side surface between the first surface and the second surface of a structure to which the relay device is attached.

Implementations of the present disclosure relate to a system comprising an access point (AP), an antenna module and a radio cable. The AP includes a modulator configured to receive a clock signal and a power voltage and modulate them into a modulated power. The radio cable is configured to transmit the modulated power. The antenna module comprises a directional antenna, a demodulator configured to demodulate the modulated power into a demodulated clock signal, and a sensor configured to receive the demodulated clock signal and the modulated power. With the system of the present disclosure, the compass / declinometer sensors can be deployed on the panel antenna, so as to obtain the location, the direction and the coverage of the panel antenna. Further, the radio frequency cables can be used to transmit the power and clock signal between the sensor and the AP, and there is no need to provide dedicated cables.

The application discloses an antenna for a UWB positioning system, comprising a dielectric substrate, the upper layer of the dielectric substrate is provided with three antenna modules, the lower layer of the dielectric substrate is provided with a metal floor, the metal floor is connected with a connector, the connector comprises a connector floor and signal pins arranged on the connector floor, each of the antenna modules comprises a radiation patch, an impedance matching transmission line and a coplanar waveguide transmission line, the coplanar waveguide transmission line comprises a signal line and ground lines arranged on both sides of the signal line, a plurality of conductive vias are arranged on the ground lines, the radiation patch is connected with the signal line through the impedance matching transmission line, the other end of the signal line is connected with the signal pins of the connector, and the ground lines are connected with the connector floor through the conductive vias. The application has the advantages of miniaturization, high gain, high isolation, lightness, thinness, low cost and strong anti-interference capability.

Provided is a multi-functional link assembly for a small base station antenna device that facilitates the construction of a small cell base station while improving the workability of indoor installation. 【Solution means】 The multi-functional link assembly for a small base station antenna device includes a fixed housing having an internal space that is open in one side direction and the other side direction, and a directivity adjustment means that is movably coupled to the internal space of the fixed housing or an external space corresponding to the outside thereof. The directivity adjustment means is coupled in such a manner that it is locked and prevented from detachment when the antenna module provided at the front end with respect to the fixed housing rotates in left and right steering or tilts up and down.

The present invention relates to the technical field of antenna devices, and particularly to a circularly polarized antenna array with multi-frequency resonance and a method for testing its communication performance, which solves the problem that the antenna cannot communicate through different frequencies at the same time. The antenna array includes: an antenna substrate, a circular antenna component, and a radio frequency signal line; the circular antenna component includes a feeding point, a feeding line, and a radiation unit; when the circular antenna component operates in a low-frequency operating band, a first equivalent resonance length is formed by the first branch and the second branch in the radiation unit; when the circular antenna component operates in a higher-frequency operating band, a second equivalent resonance length is formed by a part of the second branch close to the feeding line and the third branch in the radiation unit; when the circular antenna component operates in an even higher-frequency operating band, a third equivalent resonance length is formed by a part of the second branch close to the feeding line and the fourth branch in the radiation unit. The present invention can achieve multi-band radiation and reception, and improve the flexibility of the antenna.

The present invention relates to an antenna apparatus for a base station and, specifically, to an antenna apparatus comprising: a repeater; an antenna module installed to be tiltable and steerable with respect to the front surface of the repeater; and an antenna clamping unit for mediating the installation of the antenna module with respect to the repeater, wherein the antenna clamping unit is provided to conceal a wire cable which electrically connects the repeater and the antenna module, thereby preventing deterioration of aesthetics of an installation place and maximizing space utilization.

The present document describes a wireless local area network (WLAN) device operable in the 6 gigahertz (GHz) band, in addition to 2.4 GHz and 5 GHz bands. The device includes a small form factor having a housing enclosing a tri-axis antenna system with three pairs of antennas oriented along orthogonal principle axes [x, y, z]. The device also has multiple heat sinks, which act as a shielding device for opposing sides of a circuit board assembly. An antenna plate covers openings of cavities defined by the heat sinks. Antenna patterns are decorrelated based on oppositely directed radiation patterns. Also, the 2.4 GHz antennas are attached to the circuit board assembly, extend outwardly from the heat sinks, and are offset from a base of the device by a distance of at least a one quarter wavelength to minimize effects from a surface upon which the device rests.

This specification describes a wireless local area network (WLAN) device capable of operating in the 6 gigahertz (GHz) band in addition to the 2.4 GHz and 5 GHz bands. The device is configured with a small form factor housing enclosing a three-axis antenna system with three pairs of antennas oriented along orthogonal major axes [x, y, z]. The device also includes multiple heat sinks that act as shielding devices for opposing sides of a circuit board assembly. An antenna plate covers the opening of a cavity defined by the heat sinks. The antenna patterns are uncorrelated based on retrodirectional radiation patterns. A 2.4 GHz antenna is attached to the circuit board assembly, extends outward from the heat sink, and is offset by at least a quarter wavelength from the base of the device to minimize effects from the surface on which the device rests.

An antenna system is provided. The antenna system comprises a waveguide configured to enable propagation of signals along a structure of the waveguide. The antenna system comprises a plurality of antennas located at respective positions along the structure of the waveguide. The plurality of antennas are configured to transmit signals propagated by the waveguide. The plurality of antennas comprise at least a first antenna and a second antenna. The antenna system comprises a plurality of coverage enhancing devices, CEDs. The plurality of CEDs comprise a first CED configured to retransmit the signals of the first antenna and a second CED configured to retransmit the signals of the second antenna.

A communication device includes a non-conductive track, an antenna element, a first rotating wheel, and a second rotating wheel. The antenna element is disposed on the non-conductive track. The first rotating wheel and the second rotating wheel drive the non-conductive track according to a control signal to adjust a position of the antenna element. The communication device can provide a nearly omnidirectional radiation pattern.

Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a transmissive system may include a surface at least partially transparent to light. The transmissive system may further include a coating on the surface configured to reduce emissivity of the surface for infrared and ultraviolet radiation. The transmissive system may include a pattern on the surface formed by a treatment configured to reduce signal loss of one or more radio frequencies. The pattern may be configured to result in a target transmission field of view for the one or more radio frequencies.

A system to manage packages is disclosed. The system comprises an antenna configured to emit one or more beams of a variable transmission power in one or more antenna sectors and a radio frequency identification (RFID) reader communicatively coupled to the antenna to receive an RFID signal from each of one or more incoming packages. Further, the RFID reader comprising the one or more processors coupled to the memory, the one or more processors configured to retrieve the data associated with each of the one or more packages, determine a weighted density factor of each of the one or more packages, determine a load density for each of the one or more antenna sectors, and adjust the variable transmission power of the antenna for each of the one or more antenna sectors based at least on the load density.

Provided is a multi-functional link assembly for a small base station antenna device that facilitates the construction of a small cell base station while improving the workability of indoor installation. 【Solution means】 The multi-functional link assembly for a small base station antenna device includes a fixed housing having an internal space that is open in one side direction and the other side direction, and a directivity adjustment means that is movably coupled to the internal space of the fixed housing or an external space corresponding to the outside thereof. The directivity adjustment means is coupled in such a manner that it is locked and prevented from detachment when the antenna module provided at the front end with respect to the fixed housing rotates in left and right steering or tilts up and down.

The present invention discloses arrangement comprising a first transparent dielectric panel and a second transparent dielectric panel. The second transparent dielectric panel is in front of the first transparent dielectric panel and separated by at least one panel interlayer from the first transparent dielectric panel. The antenna arrangement further comprises a patch network attached and separated by at least one patch interlayer from the first transparent dielectric panel, a feeding network attached and separated by at least one feed interlayer from the second transparent dielectric panel defining a distance Dpf between the patch network and the feeding network and a ground plane. The present invention discloses the associated method and use.

A medical device has a housing with a front plate. A wireless communication unit is formed in the housing and has at least one antenna. The housing includes at least one EMC-proof housing portion and at least one EMC-permitting housing portion. The at least one antenna is formed in the at least one EMC-permitting housing portion within the housing.