Directional coupler definition

Directional coupler means a passive device that divides signal power between two paths with a greater degree of attenuation in one (1) direction than in the other.

Examples of Directional coupler in a sentence

  • Microwave test Bench at X band to determine Directional coupler characteristics.

  • Directional coupler is the four-port network which can be implemented in many different forms, including waveguide, hybrid junction and branch line coupler [6].

  • Analysis of MW components using s-parameters, Junctions (E, H, and Hybrid), Directional coupler, Bends and Corners, MW posts, S.S. tuners, Attenuators, Phase shifter, Ferrite devices (Isolator, Circulator, and Gyrator), Cavity resonator, and Matched termination.

  • Directional coupler is also called symmetric coupler and quadrature type hybrid.The directional coupler consists of a primary waveguide 1-2 and a secondary waveguide 3-4.

  • The Hub shall have enough space to accommodate 1:2 Ku band LNA’s, Tracking LNA, tracking Down converter, and TLT with other components such as Directional coupler, Wave guide switches, Co‐axial switches, Feed switching unit, power sensor , dummy load, etc.

  • Directional coupler and its RF characteristics CW operation on a test stand before integration to SST-1 ICRF system.

  • Components BrandMicrowave generator PicoSource AS-108Power splitter Mini-Circuits ZFRSC-183-S+ Directional coupler Mini-Circuits ZCDC10-01203-S+ RF detectors Mini-Circuits ZX47-55-S+RF cables Mini-Circuits 30-222726-10H+S Digital oscilloscope Agilent DXO-X-2002A For each component, we provide input power from a microwave source quantify the output on a digital oscilloscope.

  • Directional coupler design based on coupled cavity waveguides in photonic crystals, Optik - International Journal for Light and Electron Optics,2010,12213.

  • Diagrams of (a) parallel and (b) series division network Directional coupler has the advantages of low transmission loss and easy control of optical power distribution ratio, but it is sensitive to polarization and has small processing parameter allowance.

  • Directional coupler is an alternative while cascaded multi-stage coupler is needed for multi-output and the operation bandwidth is quite limited by the phase matching condition.

Related to Directional coupler

  • Technical Direction means developing work statements, determining parameters, directing other Contractors' operations, or resolving technical controversies.

  • Medical direction means direction, advice, or orders provided by a medical director, supervising physician, or physician designee (in accordance with written parameters and protocols) to emergency medical care personnel.

  • technical service means an organisation or body designated by the approval authority of a Member State as a testing laboratory to carry out tests, or as a conformity assessment body to carry out the initial assessment and other tests or inspections, on behalf of the approval authority, it being possible for the approval authority itself to carry out those functions;

  • Mobile Banking Service means the EB Services which we enable you to access via the Mobile Banking App or a web browser designed for use on a Mobile Device; and

  • aerodrome control service means air traffic control service for aerodrome traffic;

  • air traffic control service means a service provided for the purpose of:

  • Motorized wheelchair means any self-propelled vehicle designed for, and used by, a handicapped person and that is incapable of a speed in excess of eight miles per hour.

  • approach control service means air traffic control service for arriving or departing controlled flights;

  • National Medical Support Notice or “NMSN” shall mean a notice that contains the following information:

  • Service Management System (SMS) means an off-line system used to access, create, modify, or update information in a Database.

  • Subordinate joint force commander means a sub-unified commander or joint task force commander.

  • Account Manager means a Person that acts as an agent and attorney-in- fact to buy or sell Swaps via the SEF operated by BSEF in the name and on behalf of another Person. An Account Manager may also be a Participant.

  • Correctional officer means a participating member who is employed as a correctional

  • Traffic control signal means a device, whether manually, electrically, or mechanically operated, by which traffic is alternately directed to stop and permitted to proceed.

  • General Directions means The Traffic Signs Regulations and General Directions 2002”

  • Telecommunications Access Device means that term as defined in Section 219a of the Michigan Penal Code, 1931 PA 328, MCL 750.219a, as may be amended from time to time. As of January 2012, "Telecommunication Access Device" is defined to mean any of the following:

  • Contract Manager means the DNR staff person who processes this contract, makes payments, provides and facilitates dispute resolution, provides technical advice to the Compliance Forester, and is the first point of contact for questions relating to this contract or interpretation of Work. The Contract Manager may perform the duties of the Compliance Forester.

  • Technical Services means all services that are necessary to carry out individual, scattered site activities including but not limited to: (1) conducting initial inspections, (2) work write-up or project specification development, (3) cost estimate preparation, (4) construction supervision associated with activities that do not require an architect or engineer, (5) lead hazard reduction or lead abatement need determination and oversight, (6) lead hazard reduction or abatement carrying costs, (7) temporary relocation coordination, (8) financing costs such as security agreement preparation and recording or filing fees, (9) processing of individual applications for assistance, (10) income eligibility determination and verification, (11) value determination (new construction) or after rehabilitation value determination (existing structures), and (12) project-specific environmental clearance processes.

  • Synchronous Optical Network (SONET) is an optical interface standard that allows inter-networking of transmission products from multiple vendors. The base rate is 51.84 Mbps (“OC-1/STS-1”) and higher rates are direct multiples of the base rate, up to 13.22 Gbps.

  • Telephone Toll Service is As Defined in the Act.

  • Operational Services the operational services described as such in the Services Description;

  • Chief Pretrial Services Officer (i.e., CPSO) means the individual appointed by the court to supervise the work of the court’s pretrial services staff. For the purpose of the contract, the “Chief Probation Officer” acts as the contract administrator on behalf of the Director of the Administrative Office of the United States Courts.

  • Agency Chief Contracting Officer or “ACCO” shall mean the position delegated authority by the Agency Head to organize and supervise the procurement activity of subordinate Agency staff in conjunction with the City Chief Procurement Officer.

  • Vertical service means an ancillary service that is offered in connection with one or more telecommunications services, which offers advanced calling features that allow customers to identify callers and to manage multiple calls and call connections, including conference bridging services.

  • Operational Manual means the manual referred to in Section 3.03 of this Agreement;

  • Local Service Request or "LSR" means the industry standard forms and supporting documentation used for ordering local services.