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Modulation patents



      
           
This page is updated frequently with new Modulation-related patent applications. Subscribe to the Modulation RSS feed to automatically get the update: related Modulation RSS feeds. RSS updates for this page: Modulation RSS RSS


Determination of multicast and coding rate

Patient permission-based mobile health-linked information collection and exchange systems and methods

Date/App# patent app List of recent Modulation-related patents
09/11/14
20140258803
 Forward error correction (fec) to support successive interference cancellation (sic) patent thumbnailnew patent Forward error correction (fec) to support successive interference cancellation (sic)
Forward error correction (fec) techniques that generate independently decodable resource blocks are beneficial for successive interference cancellation (sic) demodulation. One fec technique for generating independently decodable resource blocks includes mapping locally decodable fec codeblocks into unique resource blocks such that substantially all of the bits of the fec codeblock are carried within a single resource block.
09/11/14
20140257607
 Transmission oil pressure control during engine autostart patent thumbnailnew patent Transmission oil pressure control during engine autostart
A vehicle includes an engine having autostart functionality, a source of fluid pressure when the engine is off, a flow control solenoid that outputs a variable clutch pressure, a transmission, an electric motor, and a controller. The transmission includes a clutch in fluid communication with the solenoid.
09/11/14
20140257435
 Distributed neuro-modulation system with auxiliary stimulation-recording control units patent thumbnailnew patent Distributed neuro-modulation system with auxiliary stimulation-recording control units
Systems and methods for modulating a physiological process are provided to enable precise delivery of signals to a predetermined treatment site. The systems may comprise an implantable device and an electrical lead body.
09/11/14
20140257434
 Distributed neuro-modulation system with auxiliary stimulation-recording control units patent thumbnailnew patent Distributed neuro-modulation system with auxiliary stimulation-recording control units
Systems and methods for modulating a physiological process are provided to enable precise delivery of signals to a predetermined treatment site. The systems may comprise an implantable device and an electrical lead body.
09/11/14
20140257428
 Neuromodulation using modulated pulse train patent thumbnailnew patent Neuromodulation using modulated pulse train
A neuromodulation system comprises a plurality of electrical terminals configured for being respectively coupled to a plurality of electrodes, a user interface configured for receiving input from a user that selects one of a plurality of different shapes of a modulating signal and/or selects one of a plurality of different electrical pulse parameters of an electrical pulse train, neuromodulation output circuitry configured for outputting an electrical pulse train to the plurality of electrical terminals, and pulse train modulation circuitry configured for modulating the electrical pulse train in accordance with the selected shape of the modulating signal and/or selected electrical pulse parameter of the electrical pulse train.. .
09/11/14
20140257263
 Hepatic artery nerve modulation methods patent thumbnailnew patent Hepatic artery nerve modulation methods
According to some embodiments, a method of treating a subject having diabetes or symptoms associated with diabetes is provided. The method includes delivering a neuromodulation catheter within a vessel (e.g., hepatic artery) having surrounding nerves that innervate the liver (e.g., sympathetic nerves of the hepatic plexus).
09/11/14
20140257147
 Modulation and analysis of cerebral perfusion in epilepsy and other neurological disorders patent thumbnailnew patent Modulation and analysis of cerebral perfusion in epilepsy and other neurological disorders
A system includes an implantable neurostimulator device capable of modulating cerebral blood flow to treat epilepsy and other neurological disorders. In one embodiment, the system is capable of modulating cerebral blood flow (also referred to as cerebral perfusion) in response to measurements and other observed conditions.
09/11/14
20140257047
 Patient permission-based mobile health-linked information collection and exchange systems and methods patent thumbnailnew patent Patient permission-based mobile health-linked information collection and exchange systems and methods
A suite of components comprising an objective measurement medical data collection device and a cohort database may standardize, simplify, and objectify clinical outcomes tracking, culminating in population health measurements within the restorative neurosciences such as parkinson disease individuals diagnosed with a disease. A data collection device may comprise one or more of a gyroscope, an accelerometer, a locator, a camera and a magnetometer for collecting, for example, data related to tremors experienced by the individuals diagnosed with disease and receive instruction data responsive to evaluation of the collected data in relation to the cohort database.
09/11/14
20140256797
 Modulation of transthyretin expression patent thumbnailnew patent Modulation of transthyretin expression
Provided herein are methods, compounds, and compositions for reducing expression of transthyretin mrna and protein in an animal. Such methods, compounds, and compositions are useful to treat, prevent, delay, or ameliorate transthyretin amyloidosis, or a symptom thereof..
09/11/14
20140256790
 Methods for identifying and compounds useful for increasing the functional activity and cell surface expression of cf-associated mutant cystic fibrosis transmembrance conductance regulator patent thumbnailnew patent Methods for identifying and compounds useful for increasing the functional activity and cell surface expression of cf-associated mutant cystic fibrosis transmembrance conductance regulator
The present invention relates to agents, and methods for identifying compounds, which agents and compounds result in the modulation of cellular trafficking of proteins in particular that of cf-associated mutant cystic fibrosis transmembrane conductance regulator (cftr). In addition, the invention relates to compositions and methods for the use thereof in treating conditions that are characterized by an er-associated protein misfolding and abnormal cellular trafficking of disease-associated proteins, including cystic fibrosis (cf)..
09/11/14
20140256789
new patent Composition and methods for modulating cell proliferation and cell death
Described herein are compositions and methods for modulation of p53-dependent cell death and cell proliferation. The compositions are micrornas and associated nucleic acids..
09/11/14
20140256779
new patent Novel compounds as opioid receptor modulators
The invention further relates to methods for preparing such compounds, pharmaceutical compositions containing them, and their use in the treatment of disorders that may be ameliorated or treated by the modulation of opioid receptors.. .
09/11/14
20140256748
new patent 3,4-di-substituted pyridine compound, methods of using and compositions comprising the same
2-((3-(4-cyanonaphthalen-1-yl)pyridin-4-yl)thio)-2-methylpropanoic acid is useful in the modulation of blood or serum uric acid levels. In some embodiments, 2-((3-(4-cyanonaphthalen-1-yl)pyridin-4-yl)thio)-2-methylpropanoic acid is used in the treatment or prevention of disorders related to aberrant levels of uric acid.
09/11/14
20140256615
new patent Peptide-based quorum sensing inhibitors for the attenuation of virulence in staphylococcus aureus
Compounds that affect quorum sensing (qs) in staphylococcus aureus and related staphylococcus species (e.g., s. Epidermidis).
09/11/14
20140256596
new patent Modulation of structured polypeptide specificity
The invention describes peptide ligands specific for human plasma kallikrein.. .
09/11/14
20140256073
new patent Simultaneous modulation of quantum dot photoluminescence using orthogonal fluorescence resonance energy transfer (fret) and charge transfer quenching (ctq)
Quantum dots are modified with varying amounts of (a) a redox-active moiety effective to perform charge transfer quenching, and (b) a fluorescent dye effective to perform fluorescence resonance energy transfer (fret), so that the modified quantum dots have a plurality of photophysical properties. The fret and charge transfer pathways operate independently, providing for two channels of control for varying luminescence of quantum dots having the same innate properties..
09/11/14
20140256016
new patent 2-aminopyridine-based selective neuronal nitric oxide synthase inhibitors
Aminopyridine compounds, as can be used in conjunction with methods for modulation of nitric oxide synthase activity.. .
09/11/14
20140255454
new patent Methods of wound care and treatment
Provided are electrokinetically-altered fluids (e.g., gas-enriched electrokinetic fluids) comprising an ionic aqueous solution of charge-stabilized oxygen-containing nanostructures in an amount sufficient to provide modulation of at least one of cellular membrane potential and cellular membrane conductivity, and therapeutic compositions and methods for use in treating a wound to a surface tissue or a symptom thereof. The electrokinetically-altered fluids or therapeutic compositions and methods include electrokinetically-altered ioinic aqueous fluids optionally in combination with other therapeutic agents.
09/11/14
20140255420
new patent Combination therapy of beta-glycolipids and antibodies for the treatment of immune-related disorders
The present invention relates to a combination therapy for the treatment of immune-related disorders. More particularly, the invention relates to oral or mucosal synergistic compositions combining beta-glycolipids, preferably, β-glycosphin-golipids with immunoglobulin molecules specific for at least one antigen derived from a component of the immune system, specifically an anti-cd3 antibody.
09/11/14
20140255417
new patent Modulation of macrophage activation
The invention is generally directed to promoting m1-type (macrophage m1 polarization) immune response by administering a compound that modulates macrophage activation. The invention is directed to the use of an antibody able to bind to csf-ir for modulating macrophage activation.
09/11/14
20140255397
new patent Methods and compositions for modulation of blood-neural barrier
Methods and compositions for modulating blood-neural barrier (bnb) for the treatment of cns conditions such as edema, and for increased drug delivery efficacy across the bnb. The present invention further relates to improved tpa treatment of ischemic cerebrovascular and related diseases in combination with antagonism of the pdgf signaling pathway.
09/11/14
20140255393
new patent Compositions and methods for autoimmune disease
Methods and compositions are described for categorizing and treating autoimmune disease, using single cell network profiling (scnp), where activation levels of one or more activatable elements are determined in single cells, with or without modulation, to categorize or determine treatment for the autoimmune disease.. .
09/11/14
20140255341
new patent Tumor selective chemokine modulation
Therapies effective for the treatment and prevention of cancer and other diseases are disclosed. These methods include the administration of therapeutically effective amounts of agents that increase the local production of effector cell-attracting chemokines within tumor lesions, with concomitant suppression of local production of undesirable chemokines that attract regulatory t(reg) cells.
09/11/14
20140255213
new patent Power supply circuit
A power supply circuit includes a connector for a fan, a speed adjusting circuit, a speed feedback circuit, a control module, first and second power sources, and a switching module. The speed adjusting circuit is connected to a modulation pin of the connector.
09/11/14
20140255045
new patent Externally modulated optical transmitter with chirp control
An optical transmitter includes a laser and an external modulator that is used to modulate the optical signal using amplitude modulation (am). The am is accompanied by frequency modulation (fm) of the output signal that is generally detrimental to system performance.
09/11/14
20140255041
new patent Out of band data transfer over optical connections
Provided herein are various devices for communicating out-of-band (oob) signals. One device may comprise an in-band controller element, an out-of-band controller element and a modulation circuit operable to modulate a reference clock for the out-of-band signal, while another device may utilize a circuit operable to generate an out-of-band signal based on information carried by an ethernet signal.
09/11/14
20140255038
new patent Visible light communication via solid state lighting devices
A solid-state lighting fixture includes a first group of solid-state light elements, a second group of solid-state light elements, and a light control module. The first group of solid-state light elements is configured to emit visible light at a first wavelength.
09/11/14
20140255037
new patent Optical transmission for binary and duobinary modulation formats
A transceiver includes a transmitter and a receiver. The transmitter includes a precoder stage, an encoder stage and a first converter stage.
09/11/14
20140255023
new patent Distributed optical fiber sound wave detection device
A distributed optical fiber sound wave detection device is provided with an optical pulse emission unit that causes an optical pulse to be incident into the optical fiber, and a rayleigh scattered light reception unit that receives rayleigh scattered light produced inside the optical fiber. The optical pulse emission unit outputs the optical pulse that is modulated using a code sequence which has a predetermined length and by which the optical pulse is divided into a plurality of cells.
09/11/14
20140254812
new patent Method and apparatus to evaluate audio equipment via filter banks for dynamic distortions and or differential phase and frequency modulation effects
A testing method or apparatus utilizes filter banks to measure time varying or dynamic harmonic distortion or intermodulation distortion from a device. With a stairstep or arbitrary signal and filter banks, nth order harmonic and or intermodulation distortion is measured via the filter banks at different offsets provided by an arbitrary low frequency signal.
09/11/14
20140254810
new patent Microphone system to control intermodulation products
In a particular embodiment, a system includes a controller configured to receive proximity data associated with a first device of a plurality of devices. The proximity data indicates a relative location of each of one or more devices of the plurality of devices with respect to the first device.
09/11/14
20140254726
new patent Antenna switching apparatus based on spatial modulation
An antenna switching apparatus based on spatial modulation includes a plurality of antennas; a control signal generator configured to generate a plurality of switching control signals; and a plurality of switches configured to switch on to apply a transmission signal to the respective antennas according to the respective switching control signals. Further, the antenna switching apparatus includes a delay analyzer configured to receive the transmission signal output from each of the plurality of switches to calculate delay information for synchronizing the switching control signals applied to the respective switches; and a delay adjuster configured to synchronize the switching control signals to apply the synchronized switching control signals to the respective switches according to the calculated delay information..
09/11/14
20140254724
new patent Demodulating a data packet based on a detected sync word
In a particular embodiment, a method includes receiving a first portion of a sync field of a packet at a receiver. The sync field includes the first portion and a second portion.
09/11/14
20140254722
new patent Digital receiver
A receiver and method is provided for sigma-delta converting an rf signal to a digital signal and downconverting to a digital baseband signal. The rf signal is split into n phases, as can be accomplished using a sample and hold circuit, and each phase is digitized, as can be accomplished using an analog-to-digital (a/d) sigma-delta converter.
09/11/14
20140254721
new patent Transmission apparatus, reception apparatus and digital radio communication method
A transmission method includes modulating a transmission signal using a modulation scheme selected from a plurality of modulation schemes, to generate a first symbol sequence and generating at least one second symbol including a pilot symbol generated using a psk modulation scheme. The method includes changing an insertion interval of the second symbol to be inserted in the first symbol sequence, to generate a modulation signal and transmitting the modulation signal.
09/11/14
20140254707
new patent Method, apparatus, and system for interference alignment
Embodiments of the present invention provide a method, an apparatus, and a system for interference alignment. The method includes: receiving signals transmitted by transmit ends, where the signals include interference signals and a wanted signal; aligning original constellation diagrams of the interference signals to acquire a first interference aligned constellation diagram; performing, according to the first interference aligned constellation diagram, interference signal demodulation and decoding on the received signals to acquire an interference source bit sequence; performing, according to the interference source bit sequence and the first interference aligned constellation diagram, interference reconstruction and removal to acquire a second interference aligned constellation diagram; and performing, according to the second interference aligned constellation diagram, wanted signal demodulation and decoding on the signal sequence to acquire the wanted signal transmitted by a wanted signal transmit end.
09/11/14
20140254698
new patent Software defined radio
A software defined radio is disclosed. The software defined radio may utilize a method for encoding a bit stream into non-periodic spiral-based symbol waveforms for transmission and reception.
09/11/14
20140254696
new patent System and method of providing communications in a wireless power transfer system
A communication system that uses keyed modulation to encode fixed frequency communications on a variable frequency power transmission signal in which a single communication bit is represented by a plurality of modulations. To provide a fixed communication rate, the number of modulations associated with each bit is dynamic varying as a function of the ratio of the communication frequency to the carrier signal frequency.
09/11/14
20140254652
new patent Digital broadcasting receiving system and associated signal processing method
A digital broadcasting receiving system is provided. A receiving module receives an m number of symbols each carrying an n number of subcarriers of a control signal.
09/11/14
20140254649
new patent Rate adaptation algorithm using raw bit error rate
Rate adaptation in network communications can be determined, at least in part, by bit error rates through network communication channels. Bit error rates can provide an indication of channel conditions and can guide selection of data rate settings by network devices.
09/11/14
20140254629
new patent Optical fiber temperature distribution measurement device and method of measuring optical fiber temperature distribution
An optical fiber temperature distribution measurement device for measuring a temperature distribution along a longitudinal direction of an optical fiber is provided. The device includes: a light transmitter configured to input a train of code-modulated light pulses into the optical fiber; a light receiver configured to receive raman back scattering lights generated by inputting the train of code-modulated light pulses into the optical fiber; a demodulator configured to perform a correlation processing between a measured signal output from the light receiver and a code string associated with a type of the code modulation performed by the light transmitter, and to demodulate the measured signal; a storage storing a correction data to be used to correct a distortion of the measured signal output from the light receiver when an impulsive pulsed light is output from the light transmitter; and a corrector configured to perform a correction to one of the measured signal output from the light receiver and a demodulated signal output from the demodulator, using the correction data stored in the storage..
09/11/14
20140254563
new patent Method and apparatus for a spectrally compliant cellular communication system
A system for wireless data transmission that uses a channel bandwidth, channel separation, and radio frequency power spectrum which is compatible with existing deployments of wireless voice services. The transmitted waveforms are thus compatible with existing cellular networks.
09/11/14
20140254539
new patent Radio communication system, radio base station apparatus, user terminal and radio communication method
The present invention is designed such that, in a heterogeneous environment where the same cell identification information is used, it is possible to identify from which cell a downlink signal has arrived, in a user terminal, and thereby maintain the accuracy of reception. The radio communication method according to the present invention includes the steps of: at the radio base station apparatus: generating a demodulation reference signal sequence using a pseudo-random sequence including a user-specific parameter; and transmitting user-specific information for determining the user-specific parameter and the demodulation reference signal sequence to the user terminal; and at the user terminal: determining the user-specific parameter using the user-specific information for determining the user-specific user parameter transmitted from the radio base station apparatus, and identifying a demodulation reference signal sequence using a pseudo-random sequence that uses the user-specific parameter; and demodulating a received signal using the identified demodulation reference signal sequence..
09/11/14
20140254503
new patent Signal detector for uplink control channel and time error correction method thereof
Provided are a signal detector for an uplink control channel and a time error correction method capable of simply correcting time errors, which occur during adjustment of a starting point of an fft of an uplink control channel signal, by use of differential demodulation and thus improving the signal detection performance of an uplink control channel.. .
09/11/14
20140254495
new patent Systems and methods for reducing complexity in modulation coding scheme (mcs) adaptation
The computational complexity of mcs adaptation for linear and non-linear mu-mimo can be reduced by avoiding qr decomposition during subsequent stages of mcs adaptation. For instance, qr decomposition can be avoided in later stages of mcs adaptation by computing an instant upper right triangular matrix (r1) directly from an earlier upper right triangular matrix (r) and an earlier unitary matrix (u), which were obtained during a previous stage of mcs adaptation.
09/11/14
20140254493
new patent Method and system allowing the dynamic allocation of power and/or of modulation in a system comprising n channels
A method and system is provided for dynamic allocation of power required on a number n with n greater than 1 of an hf communication system, comprising an amplifier of maximum total power and at least one step in which the power and/or the modulation is managed on all the n pathways of said system so as to optimize a given probability of error termed the operating point for a maximum bitrate under the constraint of the total power imposed by the operation of said system.. .
09/11/14
20140254464
new patent Determination of multicast and coding rate
According to one embodiment of the invention, wireless spectrum and battery power conservation is achieved through an adaptable multicast group communication scheme. This involves a method for controlling the multicast transmission rate based on a first operation of receiving information from a multicast receiving device that is a member of a multicast group.
09/11/14
20140254421
new patent Channel estimation using reference signals
A method in a radio network node for estimating channel gain over frequencies of a bandwidth in a radio communications network. The radio network node measures a first channel gain based on a received power of a sounding reference signal over a first set of frequencies from a user equipment, which first set of frequencies is comprised in the frequencies of the bandwidth.
09/11/14
20140254201
new patent Power supply for prolonging hold-up time
A power supply for prolonging a hold-up time includes a main power supply system, and a hold-up power supply system connected in parallel to a power factor correction unit in the main power supply system. The hold-up power supply system includes an isolation transformer element connected to the power factor correction unit for receiving and transforming a first power to a third power, a power storage element for receiving the third power and storing as a hold-up power, and a power comparison unit connected between the power factor correction unit and the power storage element.
09/11/14
20140253919
new patent Optical interferometer, data acquisition device, and data acquisition method
An optical interferometer includes: a light source that emits a coherent first beam and a second beam that has a frequency difference corresponding to the natural frequency of a target molecule; amplitude modulating means that modulates the amplitude of the second beam; splitting means that splits the first beam into a reference beam and a first applied beam; optical path length adjusting means that adjusts the optical path length of the reference beam; and detecting means that detects an interference pattern between the reference beam and the first beam (a signal beam) that has experienced a stimulated raman loss or gain in accordance with the amplitude modulation as a result of the frequency difference resonating with the target molecule when the first applied beam and a second applied beam (the amplitude modulated second beam) have been applied to a measurement position of an object.. .
09/11/14
20140253885
new patent Projection image display device
A projection image display device 1 includes a housing 100, a projection lens 110, a front convex portion 50a and a rear convex portion 50b. The housing 100 accommodates an illumination optical system and a modulation optical system in an interior thereof.
09/11/14
20140253781
new patent Phase gratings with odd symmetry for high-resolution lensed and lensless optical sensing
A sensing device with an odd-symmetry grating projects near-field spatial modulations onto a closely spaced photodetector array. Due to physical properties of the grating, the spatial modulations are in focus for a range of wavelengths and spacings.
09/11/14
20140253614
new patent Modulation scheme for driving digital display systems
A display device and modulation scheme for applying image data to an imager is disclosed. The display may use a modulation scheme wherein spacing of row write actions on the rows creates gray scale modulation, wherein one row spacing between sequential row write actions is at a first distance while another row spacing between sequential row write actions is at a distance greater than said first distance.
09/11/14
20140253611
new patent Methods and apparatus for color rendering
Disclosed are methods and apparatus for rending colors in displays, such as adjustable interferometric modulation displays that can produce many colors with different sub-sets of primary colors. Received colors to be rendered are analyzed to determine when the colors to be rendered are within a predefined neutral region of a color space.
09/11/14
20140253609
new patent Methods and apparatus for backlighting dual modulation display devices
Methods and apparatus are provided for backlighting a dual modulation display device. Each type of light source comprises a multi-primary light source having two or more primary color light emitters having different primary color characteristics from corresponding primary color emitters of other types of light source.
09/11/14
20140253365
new patent Method for cyclically measuring distances and velocities of objects using an fmcw radar sensor
In a method for cyclically measuring distances (d) and relative velocities (v) of objects using an fmcw radar sensor, the frequency (f) of a transmitted signal of the radar sensor is periodically modulated, each period (p) including at least two differing modulation patterns, a relationship between distance (d) and velocity (v) of the object being derived from a signal received for a single modulation pattern, and the signals received for multiple modulation patterns being adjusted to one another in order to determine one value each for the distance and the velocity per each measuring cycle. For the adjustment between a signal obtained for a modulation pattern in the instantaneous measuring cycle and the signal(s) obtained for other modulation patterns, the signals from at least one previous measuring cycle are utilized..
09/11/14
20140253244
new patent Power amplifier spurious cancellation
This disclosure relates generally to power amplification devices and methods of operating the same. The power amplification devices are capable of reducing (and possibly cancelling) modulation of a ripple variation of a supply voltage level of a supply voltage onto a radio frequency (rf) signal.
09/11/14
20140253111
new patent Method and system for localization of open defects in electronic devices with a dc squid based rf magnetometer
Non-destructive localization of open defects in electronic devices is performed with a dc squid based rf magnetometer capable of sensing coherent magnetic fields up to 200 mhz and higher. Rf magnetic fields (or rf current) images are correlated to conductive paths layout of the electronic device, and the open defect is pinpointed at a location of rf current disappearance on the current image.
09/11/14
20140253084
new patent Power converter control circuit
A power converter control circuit includes a feedback circuit and a pulse width modulation signal generating circuit for configuring a power stage circuit to provide power to a load. The feedback circuit generates a first gain signal and a second gain signal according to an output voltage sensing signal coupled with the load.
09/11/14
20140253081
new patent Switching voltage regulator
Exemplary embodiments are related to a switching voltage regulator. A switching voltage regulator may include a current limit detector configured to detect an over-current condition.
09/11/14
20140253074
new patent Transfer function generation based on pulse-width modulation information
Exemplary embodiments are related to generating an error correction voltage and/or a compensation voltage based upon pulse-width modulation information. A device may include a pulse-width modulator configured to receive a first input voltage and convey a modulated output voltage.
09/11/14
20140253005
new patent Thermal stress reduction in aircraft motor controllers
A thermal stress reduction method includes ramping an electric power generator to start an aircraft engine, for a time period associated with the aircraft engine start sequence toggling a three-level inverter switch array to a three-level pulse width modulation mode, determining if a first time interval in the three-level pulse width modulation mode exceeded a predetermined three-level pulse width modulation mode interval, in response to the first time interval exceeding the three-level pulse width modulation mode interval, toggling the three-level inverter switch array to a two-level pulse width modulation mode, determining if a second time interval in the two-level pulse width modulation mode exceeded a predetermined two-level pulse width modulation mode interval and in response to the second time interval exceeding the two-level pulse width modulation mode interval, toggling the three-level inverter switch array to the three-level pulse width modulation mode.. .


Popular terms: [SEARCH]

Modulation topics: Modulation, Duty Cycle, Reference Voltage, Comparator Circuit, Backlight Unit, Liquid Crystal Display, Liquid Crystal, Frequency Modulation, Intermodulation Distortion, Rf Switch Circuit, Frequency Detector, Holographic, Terrestrial, Ground Segment, Transponder

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