Search for patch antennas products under antennas in avnet americas. An antenna with a gain of 9 dbi means it has a radiated power per square metre in its best or optimum direction that is 9 db greater than an isotropic antenna in any direction. The cable and connector is designed primarily for the. Design of an 868 mhz printed sshape monopole antenna. The vj5104w240gxcmt ceramic chip antenna is a small formfactor, highperformance, chipantenna designed for operation at 2. This document describes an antenna design that can be used with all transceivers and transmitters from texas instruments which are capable of operating in the 868and 915mhzism band.
Applications ism bands 433868915 mhz wireless communication for industrial applications, smart meter, rfid, m2m, etc. The antenna has been designed in a flexible material with a square formfactor and cable connection for an easy installation. Datasheet ant915cpa 915 mhz directional embedded ceramic. This antenna is groundplane independent so can be mounted onto nonmetal i. Also, it weighs a lot, at least a lot for the little tri i am building. Lora gateway antenna 3dbi gain glass fiber reinforced antenna rak831 connect cable ultra distance transmission 915mhz q074 5. The antenna can be fixed in vertical or horizontal positions or at 45 degrees if required. Design note dn038 swra416 page 4 of 24 dimensions for the antenna can be found in table 1 and the gerbers for the antenna design are also available for 868 915 mhz 3 3. The antenna works on different plastic materials and thicknesses. Applications ism bands 433868 915 mhz wireless communication for industrial applications, smart meter, rfid, m2m, etc. Remote sensing and control 868 and 915 mhz industrial automation and telemetry 868 and 915 mhz security systems, home automation 868 and 915 mhz long range rfid 868 and 915 mhz vj5301 series the vj5601 ceramic chip antenna is a small formfactor, highperformance, chipantenna designed for operation at a particular frequency. The 915cpa antenna is ideal for rfid and hand held applications and other 915 mhz ism band applications where directional signaling is desired. The taoglas fxp290 915 mhz ism antenna covers from 902928 mhz used in the 915 mhz ism industrial scientific medical band.
It allows manufacturers to design high quality products that do not bear the penalty of a large external antenna, and is designed to be assembled onto a pc board using a standard reflow process. High precision uavuas, drones, geographic information systems, unmannedautonomous vehicles, iridium, gnss, rtk and internet of things. Design note dn038 swra416 page 4 of 24 dimensions for the antenna can be found in table 1 and the gerbers for the antenna design are also available for 868915 mhz 3 3. Ceramic chip antenna antennas are available at mouser electronics. Products gps antenna ceramic antennasuzhou cowin antenna. The design was to utilize two microstrip patch antennas in. Design of horn and open waveguide antennas at 915 mhz. Johanson technologys miniature rf ceramic chip antennas are made using low temperature cofired ceramic ltcc technology which has the ability to embed low and highdielectric constants inside their antenna.
This enables them to have great detuning resilience and. Pdf miniaturized rfid tag antenna operating at 915 mhz. A wide variety of 915 mhz antenna options are available to you, such as rf. The module is based on the sx1231h transceiver from semtech and the band is 915 mhz. So, the design specifications for this antenna are as follows. There are other antenna designs that would allow for a smaller footprint antenna but at a compromise in performance. The vj5104w240gxcmt ceramic chip antenna is a small formfactor, highperformance, chip antenna designed for operation at 2. The design was to utilize two microstrip patch antennas in an array. Antenna is symmetrical and orientation on footprint can be rotated 180 degrees without change in performance terminal configuration and antenna dimensions contact.
Unictron manufactures antennas nfc, subgiga frequencies, wifibluetooth, gpsglonass internalexternal and ultrasonic elements. Aa066 915mhz ism tela ceramic chip antenna unictron. Itis a compact fixed wireless application where itcan be mounted to a metal panel to function as the ground underneath the antenna. Housed and embedded patch antennas for use in applications such as.
This ceramic chip antenna provides a cost effective solution for space constrained applications such as rfid and zigbee. This document contains the final report of designing and implementation of a patch antenna, among setting up of dimensions more information is included in chapter 5. Buy products related to 915 mhz antenna products and see what customers say about 915 mhz antenna products on free delivery possible on eligible purchases. The vj5601m915mxbsr ceramic chip antenna is a small formfactor, highperformance, chip antenna designed for operation at 915 mhz. The 915cpa compact ceramic patch antenna offers directional signaling at 915 mhz with a footprint of only 25 mm x 25 mm on a recommended ground plane size of 40 mm x 40 mm. Description the vj5301m915mxbsr ceramic chip antenna is a small. New 915mhz patch antenna external 915 mhz antennas with sma male. High freq multilayer highq capacitors johanson technology. Htc ceramic antenna ideally displayed in a compact business card form factor, fourteen of the most popular htc ceramic antenna types and their associated clearance areas are exhibited. Response time typically takes 24 business days depending on supplier. Yageo produces a comprehensive range of wireless components, including metalpcbfpcb antenna, patch antenna ceramic bulk, active antenna lna circuit, and chip antenna. Aa088 gnss, 15601610 mhz wide band tela ceramic chip antenna.
Wo2008250262 a1, us2008303720 a1, us2008305750 a1, wo2008154173 a1 other patents are pending. The vj5601m915mxbsr ceramic chip antenna is a small formfactor, highperformance, chipantenna designed for operation at 915 mhz. Low vswr dc grounded easy to mount strong corrosion resistance firm structure vibrationproof and antiimpact integral equipment cavity electrical specifications model ac d915n01 frequency range 902928 mh z band wid th 26mhz gain. We applied a miniaturization technique to obtain more than 50% size reduction with an acceptable gain which is about 2. Johanson technology releases low cost, next generation 868915mhz combo ism chip antenna. Rf ceramic chip antennas ptm johanson technolgy digikey. This enables them to have great detuning resilience and extreme temperature stability 2 ppm behavior. The propagation group design of horn and waveguide antennas 9 designs and calculations 2. Dec 26, 2014 the antennas for 915 mhz and 433 mhz would be notably longer and probably would pose more of a mounting issue where they actually the correct size. A 0512 gps band radiation patterns typical free space radiation patterns measured on 50 x 50 mm ground plane xz plane zy plane vertical plane 1575 mhz 1575 mhz 1575 mhz. I dont know much about antennas, but from what i do know, the antenna should be longer, as its 915mhz, rather then 2. Rf ceramic chip antennas johanson technology inc this tutorial presents an overview of the applications and design fundamentals associated with johanson technologys chip antennas including guidelines for antenna layout and selection criteria. The cable and connector isdesigned primarily for the 915mhz ism band. Choose antennas for rf 915 mhz electrical engineering.
The proposed antenna is designed to resonate at 915 mhz. The antenna has been implemented on a cc1101q1em as shown in figure 1. Pulselarsen is one of the last global antenna company manufacturing its own ceramic antenna product line. This new component features subghz wideband behavior which will function at both 868 and 915mhz simultaneously, perfect for americaseuropeasia subghz ism applications such as smart home, wireless thermostats, amr, fitness, general m2m, industrial controls, lighting controls among others. Maxtena ceramic patch antennas maxtena offers five different ceramic patch gps antennas see fig. An isotropic antenna emits the same power density in all directions and although it sounds really useful is an impossible dream but useful as a concept.
Pcb antenna 868 mhz 915 mhz 955 mhz monopole 1 introduction this document describes a pcb antenna designed for operation in the 868 mhz, 915 mhz and 955 mhz ism bands. Conclusion the pcb monopole sshaped antenna design and simulation have been so successful that the obtained results are excellent, notably the omonidirectional radiation patterns shown in figures 79. Chip antenna vishays chip antennas include parts with uhf band coverage for mobile devices, as well as surfacemount, ceramic chip parts for 868 mhz, 915 mhz, 1. Lora 5dbi ism 912915mhz embedded ceramic patch antenna with 92mm rg178 mmcxm ra taoglas ispc. This antenna can be used with all transceivers and transmitters from texas instruments which operates in these frequency bands. The dimension of the antenna cannot be easily changed, however the radiating element is a small piece of copper which can be easily cut and bent.