Abstract: A metallic shell extends in the direction of an axial line and has a threaded portion on its outer circumferential surface for threading engagement with a mounting hole of a combustion apparatus. A process of manufacturing the metallic shell includes a step of forming a metallic shell tubular intermediate having the first tubular portion and the second tubular portion and a rolling step of forming the threaded portion on the metallic shell tubular intermediate. In the rolling step, a bearing member is inserted into the metallic shell tubular intermediate for nipping the metallic shell tubular intermediate in cooperation with working surfaces of the rolling dies, and rolling is performed simultaneously on at least the first tubular portion and the second tubular portion.

Abstract: A bubble blower tube includes a blower tube defining opposing mouthpiece and an outlet, a check valve mounted in the outlet to prohibit flowing of air or bubble fluid from the outlet toward the mouthpiece, a bubble-forming tube having a connection end connected to the periphery of the blower tube and a bubble-forming end shaped like a trumpet and suspending outside the blower tube, and a bubble fluid retaining ring located at the bubble-forming end of the bubble-forming tube and defining an outer bubble fluid retaining part and an inner bubble fluid retaining part.

Abstract: A novelty item, most likely to be worn at sporting or sports-related events, which fits onto a person's index finger and “pinky” finger when the person holds up only those two fingers, with the middle fingers and thumb folded in (the thumb could also be extended) to show fan allegiance. The core components of the item are two objects, most often shaped like animal horns, and a strap or other flexible connector, which are configured in an exemplary embodiment as follows: the strap or other connector, approximately 5-8 inches long, runs between and is attached to and connects the two horn-shaped objects, making one single object that fits onto the wearer's two fingers. The item can be used to cheer on a team, to mount on a wall mount, or for other novelty purposes.

Abstract: A toy play set with multiple modes and a housing for a touchscreen portable electronic device includes a support structure, a first movable portion defining a housing configured to receive a portable electronic device, and a second movable portion. The first and second movable portions are rotatably coupled to the support structure and movable between a first configuration and a second configuration. In the first configuration, the first movable portion is in an upright orientation and in the second configuration the first movable portion is in a flat orientation. The portable electronic device is configured to provide different game modes depending at least upon the orientation of the first movable portion and the detection of certain toy objects thereon.

Abstract: A base with beveled edges for conductive toys is a base for toy objects, such as toy figurines and other hand-held objects, that supports a toy object and encourages a user to grab the toy at or above a top portion of the base. In order to encourage a user to grab a toy that is supported by the base, the base includes a beveled edge, such as an inwardly sloping side wall. Thus, when used in conjunction with a touchscreen device, the base encourages a user to grab a toy supported thereon at a distance from the surface of the touchscreen device.

Abstract: Provided is an activity center including a floor mat having a base portion and at least one auxiliary portion articulated to the base portion along a fold line and a frame assembly articulated at least to the base portion; the auxiliary portion being configurable between a first position in which it is coplanar with the base portion, and at least a second position in which it is folded along the fold line to be at least partially attached to the frame assembly.

Abstract: A toy in the form of a horse with removable and interchangeable hair components. The mane hair component can be easily slid into and out of a channel defined along the length of the neck of the horse toy. A tail component is secured within a complementary receptacle in the body of the horse.

Abstract: Disclosed herein is a device, method, and means for creating a particular motion towards the rear end of an automobile. In some embodiments the device is incorporated with the auto's trailer hitch, the motion is a wagging motion and the visible parts of the device displaying the motion resemble an animal's tail and move in a substantially side to side manner. In other embodiments the motion may be vertical, circular, or constitute extension. The device may attached to any surface or structure towards the rear of the automobile and powered by numerous methods.

Abstract: A development toy that is made of soft, light BPA-free silicone and/or clear plastic that is one solid piece with no moving parts or attachments. The toy is intended to sooth an infant and/or toddler when frustrated from teething pains in their gum and oral area. The toy will be made in various different animal, bird, fish and machine shapes with appendages in the shape of a human female “mother's” nipple to provide the familiar sensation of sucking on mother's breast. The toy will be made in non-toxic soft materials, clear plastic and/or silicone resembling candy in bright soft pastels in a cartoon formed body with easily gripping areas. All parts of the toy provide a safe form of soothing and controlled breathing areas.

Abstract: A vehicle track play set includes a base, a plate coupled to and extending upwardly from the base, and first and second tracks extending along the plate toward the base. The first track includes a first curved portion extending outwardly from a first surface of the plate and a second curved portion extending outwardly from an opposite second surface of the plate. The first track extends through a first opening in the plate between the first and second curved portions. The second track includes a third curved portion extending outwardly from the second surface and a fourth curved portion extending outwardly from the first surface. The second track extends through a second opening in the plate between the third and fourth curved portions.

Abstract: In one aspect of the present invention, a toy arrangement involving a flickering, animated and/or luminescent toy object will be described. The toy arrangement includes a toy object having a light sensitive layer. A light source is arranged to illuminate the light sensitive layer with a pattern revealing light. The light sensitive layer is arranged to emit colored light in response to exposure to the pattern revealing light. In some implementations, the light source is arranged to vary the intensity of the pattern revealing light, which in turn can cause the colored light emitted from the toy object to fade, brighten and flicker. The toy arrangement may also include a speaker that emits sounds that are synchronized with changes in the colored light.

Abstract: A spring ball toy includes spherical core and a plurality of spring arms radiating from the spherical core. The distal end of each spring arm is fitted with one of a selection of different types of spring feet. The spherical core may be hollow to have lights and/or a sound maker controlled by digital logic and powered by a battery. The lights and sounds of the spring ball toy may be motion activated or controlled by a selector switch.

Abstract: A method for deburring a ground metal part includes loading a ground metal part into a carrier, contacting a first planar surface of the ground metal part with a first grinding wheel, and contacting a second planar surface of the ground metal part with a second grinding wheel. The first grinding wheel is rotated in a first rotational direction. The second grinding wheel is rotated also in the first rotational direction. After the first grinding wheel is rotated in the first rotational direction, the first grinding wheel is then rotated in a second rotational direction, which is opposite to the first rotational direction. After the second grinding wheel is rotated in the first rotational direction, the second grinding wheel is also rotated in the second rotational direction.

Abstract: A method of manufacturing a head chip includes a groove forming step for forming grooves which are the bases of ejection grooves on a first surface of the actuator substrate, a substrate grinding step for grinding a second surface of the actuator substrate so that each of the grooves has a predetermined depth, a recessed portion forming step for forming an inspection recessed portion which changes its state in the second surface of the actuator substrate according to the grinding amount of the actuator substrate in the substrate grinding step, and a grinding amount determination step for determining the grinding amount of the actuator substrate on the basis of a state of the inspection recessed portion after the substrate grinding step.

Abstract: An eccentric seat of an automobile grinding machine has a base, a grinding device, and a linking-fixing unit. The base has s base hole formed in the base. The grinding device is mounted in the base and has a grinding head. The grinding head has a head hole aligned with the base hole. The linking-fixing unit is mounted in the base hole and can move along the axial direction of the base hole and can be engaged the base. The linking-fixing unit has an inserting end that can be engaged in the head hole. When the inserting end is inserted into the head hole, the grinding head is fixed relative to the base, such that it is easy for the grinding head to combine with a grinding body, and the eccentric seat is suitable for polishing a surface of an automobile.

Abstract: The present invention relates to a transportation assembly for transporting sausage shaped products out of a clipping machine for producing sausage-shaped products in a transportation direction to a rod-like storing element. Each sausage-shaped product comprises a filled tubular or bag-shaped packaging casing closed on at least one end by a closing means and a suspension element attached to the end closed by said closure means, the transportation assembly comprises a guiding device having a bar-shaped guiding element along which the sausage-shaped product is guided by its suspension element, and a transportation device for transporting the sausage-shaped product along the guiding element by engaging the suspension element of the sausage-shaped product. The suspension element is held in an open configuration by the weight of the filled tubular or bag-shaped packaging casing. A separation device is provided at the guide element, for removing a suspension element from the guiding element.

Abstract: A method for processing poultry suspended by the feet from a conveyor hook is provided. The method and apparatus allow the quality of the poultry to be classified and graded in a simpler and more effective manner to realize higher yields or an extra added value. In one exemplary embodiment, a processing apparatus for a foot of the poultry is provided that includes a foot pad inspection apparatus.

Abstract: A gripper tool is employed for clamping the fish filet to facilitate the removal of skin from the filet. The gripper tool has a handle which is adapted to be gripped by the user and a gripping surface defined by a matrix of protrusions which clamp against the fish filet.

Abstract: A processing apparatus for poultry is provided. In an exemplary embodiment, the apparatus includes one or more transfer units placed intermediate of conveying poultry from, a first line to a subsequent second line, wherein both the first line and the second line are selected from the group including a slaughtering line, an evisceration line, a chilling line, a sorting line and a cutup line. Each transfer unit is embodied with a circulating support that includes material that is magnetically conductive and transfer means are provided with at least one magnet so as to induce eddy currents in the circulating support that counteracts relative motion between the transfer means and the circulating support.

Abstract: The invention relates to a device for sorting coins, the diameter and thickness of which are within predefined size ranges.

Abstract: A method for controlling a vehicle system includes receiving, at a control system, a request to open an ambient air inlet valve of a vehicle component, wherein the ambient air inlet valve is operable to move from a closed position to an open position in response to an open signal that is transmitted to the ambient air inlet valve from the control system. The method also includes determining whether a towing condition is present, determining whether at least one submergence risk criterion is present, and transmitting the open signal to the ambient air inlet valve, in response to the request to open the ambient air inlet valve, if the towing condition is not present or the at least one submergence risk criterion is not present.

Abstract: An air conditioner for a vehicle, including: an air conditioning case including a rear console vent through which introduced air is discharged toward a rear console, a defrost vent through which air is discharged toward a front window, a face vent through which air is discharged in a direction of a front passenger, and a foot vent through which air is discharged in a foot direction of front and rear seats; a door unit including a defrost door, a face door, and a foot door that are rotatably disposed in the air conditioning case and adjust a degree of openness of each of the defrost vent, the face vent, and the foot vent; and a door driving unit that individually drives and controls the defrost door, the face door, and the foot door and establishes an air conditioning mode.

Abstract: A heating, ventilation and/or air-conditioning apparatus (1) for the passenger compartment of a motor vehicle includes a housing (2) comprising a first air inlet (3) and a second air inlet (4). The housing (2) directs an inner air flow (Fi) from the first air inlet (3) and/or the second air inlet (4) and contains at least a first heat exchanger (5). The housing (2) includes: an air flow channel (24) directing the inner air flow (Fi) in the housing (2) while bypassing the first heat exchanger (5); and an air inlet duct (23) directing the inner air flow (Fi) in the housing (2) through the first heat exchanger (5). A heating, ventilation and/or air-conditioning installation for the passenger compartment of a motor vehicle includes: an air conditioning loop through which a coolant flows. The loop includes at least one compressor, a first expansion member, an outer heat exchanger and the first heat exchanger (5). The installation also includes the heating, ventilation and/or air-conditioning apparatus (1).

Abstract: The efficiency in layout of an exhaust space for a power source apparatus mounted in an in-car space is increased and uncomfortableness is suppressed due to air discharged from the power source apparatus into the in-car space. A vehicle on which a power source apparatus is mounted includes the power source apparatus disposed in an in-car space of the vehicle, a cooling apparatus supplying air within the in-car space to the power source apparatus, and a cooling duct which the air discharged from the power source apparatus flows. The cooling duct is connected to any one of a first cooling flow path formed by a pillar of the vehicle, a second cooling flow path formed by a frame portion of the vehicle and a stepped portion provided for the frame portion, and a third cooling flow path formed by the frame portion and a scuff plate portion.

Abstract: A gas purifier to be applied on a wafer substrate accommodating unit with an inlet hole includes an outer tube and an inner tube. The outer tube is disposed on the wafer substrate accommodating unit and has a plurality of first gas filling apertures. One end of the inner tube is a closed end and the other end is an open end. The inner tube has a plurality of second gas filling apertures, and its open end is interconnected with the inlet hole. The inner tube is movably disposed within the outer tube between a first operating position and second operating position. The second gas filling apertures are correspondingly configured to an inner wall of the outer tube when the inner tube is at a first operating position, and interconnected with the first gas filling apertures when the inner tube is at a second operating position.

Abstract: An indoor unit of an air conditioner is provided, comprising: an air duct, an air outlet in communication with the air duct, and an air deflector for guiding the direction of outflow of the air conditioner, with a volute tongue being provided at an end of the air duct proximately to the air outlet, wherein the indoor unit of the air conditioner further comprises an air deflector opening and closing mechanism in drive connection with the air deflector which is rotatably provided at the outer side of the air outlet. The indoor unit of the air conditioner can sealingly close the air outlet with respect to the air deflector and avoid any gap from being formed between the air deflector and the air outlet when the air deflector is closed.

Abstract: A grille apparatus for a vehicle includes a first cover arranged at an opening portion of a front grille, a second cover arranged at the opening portion of the front grille, and a drive mechanism changing a relative position of the first cover and the second cover in response to a driving force of a drive source, in which the drive mechanism changes an opening amount of the front grille by performing an opening operation moving the second cover to a rear of the first cover, and by performing a closing operation returning the second cover to a fully-closed position, the fully-closed position before moving the second cover to the rear of the first cover while maintaining the first cover and the second cover within the opening portion of the front grille.

Abstract: A vent cap may include a hollow tube comprising a side wall defining at least one airway; a cap coupled to a first end of the hollow tube, the cap configured to deter one or more unwanted objects from entering the hollow tube through the first end; and a mesh material covering the at least one airway, the mesh material configured to allow air to pass through the at least one airway, the mesh material configured to deter the one or more unwanted objects from entering the hollow tube through the at least one airway. The vent cap may comply with one or more plumbing and/or building codes.

Abstract: A mobile telecommunication wireless repeater includes: a combination stage for combining a received signal with a feedback cancellation signal; a comparison stage for comparing an input signal of the combination stage with an output signal of the combination stage and determining a weighted value and a time offset value for a feedback signal to be cancelled, based on the comparison; and a recombination stage comprising one or more adaptive filters and configured to receive the weighted value and the time offset value and generate the feedback cancellation signal according to the weighted value and the time offset value.

Abstract: A system for use in a near field communications (NFC) reader, for detecting the presence of an NFC tag, is disclosed. The NFC reader has an antenna tuned to a resonant frequency. The system comprises: a first signal generator for generating a carrier signal whose frequency varies about the resonant frequency; a second signal generator for generating a modulating signal for modulating the carrier signal; a modulator for modulating the carrier signal with the modulating signal; a driver for driving the antenna with the modulated signal; and a detection system for detecting harmonics of the modulating signal in a signal present in the antenna as a result of the modulated signal. The detector is configured to generate an output when a third or higher order harmonic is detected.

Abstract: An example embodiment includes an automatic pairing system. The automatic pairing system includes a vehicle initialization module, a vehicle pairing module, and a triggering mechanism. The vehicle initialization module is loaded onto a vehicle abstraction device configured to interface with a vehicle. The vehicle pairing module is loaded on the vehicle abstraction device. The vehicle pairing module is configured to be launched by the vehicle initialization module. After being launched, the vehicle pairing module is configured to automatically communicate vehicle pairing data stored on the vehicle pairing module to establish one or more communication channels between the vehicle and a mobile device. The triggering mechanism is configured to trigger the vehicle initialization module to launch the vehicle pairing module.

Abstract: A proximity sensing method employed by a wireless communications device includes the steps of: performing a first predetermined operation to detect a presence of at least a transponder in the proximity of the wireless communications device; when the presence of a transponder in the proximity of the wireless communications device is not detected by the first predetermined operation, performing a second predetermined operation to obtain a first characteristic value and after a period of time, performing the second predetermined operation to obtain a second characteristic value sequentially; checking if the first characteristic value and the second characteristic value satisfy a predetermined criteria; and when the predetermined criterion is satisfied, performing the first predetermined operation again to check the presence of the transponder in the proximity of the wireless communications device.

Abstract: An implantable medical device includes a secondary coil for receiving an RF signal from the external terminal by an induced electromotive force excited by an external terminal primary coil. RF signal includes a power signal for energizing the medical device and data signal generated upon modulation of the power signal for use in controlling the medical device. The implantable medical device further comprises: a power processing block for converting the received power signal into DC for use by the implantable medical device; a data communication circuit activated by the DC supplied from the power processing block for demodulating the modulated data signal from the RF signal; a charge unit for charging a battery with the DC supplied from the power processing block; and a control unit to be operative by a power supply from the battery for controlling the implantable medical device according to the demodulated data signal.

Abstract: According to an aspect of the invention a teleconferencing system is conceived, which teleconferencing system comprises a master communication device and a plurality of satellite communication devices, wherein the master communication device is arranged to communicate with a far-end communication device through a global communication channel and to communicate with the plurality of satellite communication devices through a plurality of local communication channels, wherein the master communication device is further arranged to act as a portal between the far-end communication device and the satellite communication devices by forwarding voice communications received from the far-end communication device to the satellite communication devices through the local communication channels, and by mixing voice communications received from the satellite communication devices into a unified voice signal and sending said unified voice signal to the far-end communication device through the global communication channel.

Abstract: A communication device includes a first processing unit that detects a target and receives a first command for activating an interface upon a detection of the target. The communication device also includes a second processing unit that exchanges data with the target through the first processing unit. Further, the communication device includes an interface between the first processing unit and the second processing unit. The first processing unit selects a predetermined interface level from among a plurality of interface levels based on the first command and exchanges data with the second processing unit based on the predetermined interface level.

Abstract: The invention concerns a portable electronic device having a module for communicating through the body, the module including a contact surface for electrical contact with the skin of a wearer, a base containing the module, a mechanism for securing the device to a part of the body of the wearer, in contact with the skin, and structure for attaching a personal accessory or a watch case to the device. The device differs in that it comprises structure for attaching a personal accessory or a watch case arranged on the base or on the securing mechanism.

Abstract: Method, apparatus, and computer program product example embodiments enable devices to invoke a programmed process, if the one or more wireless communication messages received over the wireless communication connection, has a measured power level greater than a threshold value. In an example embodiment, a method includes measuring, by an apparatus, a power level of one or more wireless communication messages received from a selected wireless device over a wireless communication connection; and invoking, by the apparatus, a programmed process, if the one or more wireless communication messages received over the wireless communication connection, has a measured power level greater than a threshold value.

Abstract: An apparatus and method for pairing mobile terminals are provided. The method includes detecting, by a first mobile terminal, a touch input corresponding to a request to pair a first mobile terminal with at least one other mobile terminal, broadcasting, by the first mobile terminal, pairing information, and connecting the first mobile terminal with the at least one other mobile terminal.

Abstract: In a transmission and reception system, a transmitting and receiving unit is configured to acquire a message, and generate candidates of a reply message to the acquired message. A wearable computer is configured to perform a short-distance communication with the transmission and reception unit to receive the candidates of the replay message transmitted from the transmission and reception unit, and transmit a desired reply message selected from among the candidates of the replay message to the transmission and reception unit.

Abstract: The invention is a mobile device collaboration framework (MDCF)—a form of communications framework, which enables devices to discover other devices that support the framework, access applications and services on those devices and exchange a variety of media and application-specific data. It is not tied to any one communications medium or protocol. It supports access restriction and data security at many levels. Sessions can involve multiple devices, creating subnets of devices, each with a shared purpose or task.

Abstract: An apparatus and method for sharing screens among multiple mobile devices are provided. The mobile device includes a sensor, a communication unit for determining whether at least one other mobile device is substantially in contact with the mobile device, based on information received from the sensor, and for communicating with the at least one other mobile device, a display unit including a physical screen for displaying a graphical component, and a controller for combining the physical screen of the display unit with physical screens of the at least one other mobile device into a single logical screen such that graphical components displayed on one physical screen may be moved to another physical screen as if both physical screens were part of a single screen.

Abstract: The disclosed embodiments include a network management system for managing communications of a wireless device. The network management system includes memory for storing data and executable instructions; and a processing component in communication with the memory. In one embodiment, the processing component configured to execute the executable instructions to perform operations such as, but not limited to, receiving network performance information from a plurality of wireless access points; and sending an instruction to the wireless device that modifies at least one wireless connectivity parameter of the wireless device to improve communications on the wireless device based on the network performance information.

Abstract: A test system may include test equipment for testing the radio-frequency performance of wireless electronic devices. The test equipment may provide radio-frequency downlink signals to a wireless electronic device under test (DUT). The test equipment may perform a power sweep by stepping down the downlink signals in signal power level to test receiver sensitivity for the DUT. The DUT may gather measurement data from the downlink signals. The test equipment may retrieve measurement data from the DUT after downlink signal transmission has ended. The test equipment may identify a trigger in the retrieved measurement data to ensure that the data is synchronized with the power sweep in the transmitted downlink signals. The test equipment may identify path loss information associated with the test system. The test equipment may compute receiver sensitivity values for the DUT based on the path loss information and retrieved measurement data.

Abstract: A combination of a radio receiver with a detachable controller that determine sends either reduced or enhanced metadata about received programming to the detachable controller based upon periodic authorization. A connection from the detachable control device to the radio receiver carries commands to the radio receiver and carries only the reduced set of metadata, such as tuned channel and tuned channel name, from the radio receiver to the controller. The controller is authorized by sending a radio identifier from the radio receiver to the control device, determination of an authentication code at the controller and communication of the determined authentication code back to the controller for validation. Upon validation, an enhanced set of metadata, including song title and artist, is sent to the controller. The enhanced metadata, the reduced metadata, or both, are optionally able to be encrypted. The radio receiver periodically performs this authorization processing.

Abstract: Systems and methods for suppressing transmitter noise in a receive band of a co-located receiver that are suitable for wideband applications are disclosed. In one embodiment, an analog radio frequency transmit signal output by a transmitter includes a desired signal in a transmit band of the transmitter and transmitter noise in a receive band of a main receiver. A secondary receiver obtains a secondary receiver input signal that is representative of at least the transmitter noise in the receive band of the main receiver and outputs a digital feedforward signal. A digital feedforward transmit noise cancellation subsystem generates a digital transmitter noise cancellation signal that is representative of the transmitter noise in the receive band based on the digital feedforward signal and subtracts the digital transmitter noise cancellation signal from a digital receive signal output by the main receiver to thereby provide a compensated digital receive signal.

Abstract: A transceiver module and duplexer within a communication device supports a minimized antenna volume and enhances a transfer gain for transmit and receive channels. The duplexer is communicatively coupled to one of multiple antenna and filter matching configurations which include a first configuration that couples receive and transmit filter matching circuits to a single antenna matching circuit. When the duplexer is coupled to the first configuration, receive and transmit filters of the duplexer are respectively coupled to the receive filter matching circuit and the transmit filter matching circuit. As a result, the antenna matching circuit and the filter matching circuits collectively provide the enhanced transfer gain.

Abstract: Systems and methods for suppressing transmitter noise in a receive band of a co-located receiver that are suitable for wideband applications are disclosed. In one embodiment, a transmitter is configured to upconvert and amplify a digital transmit signal to provide an analog radio frequency transmit signal at an output of the transmitter that includes a desired signal in a transmit band of the transmitter and transmitter noise in a receive band of a main receiver. The main receiver is configured to amplify, downconvert, and digitize an analog radio frequency receive signal to provide a digital receive signal. The digital feedforward transmit noise cancellation subsystem is configured to process the digital transmit signal to generate a digital transmitter noise cancellation signal that is representative of the transmitter noise in the receive band and is subtracted from the digital receive signal to thereby provide a compensated digital receive signal.

Abstract: A method and apparatus provide a wireless communication device multiband tunable radio architecture. The apparatus can include a multiband transceiver configured to transmit and receive wireless communication signals. The apparatus can include a tunable transmit notch filter coupled to the multiband transceiver. The tunable transmit notch filter can provide low insertion loss in a transmit band and attenuation at a receive frequency. The apparatus can include a tunable circulator coupled to the tunable transmit notch filter. The tunable circulator can provide transmit to receive isolation. The apparatus can include a tunable receive filter coupled to the multiband transceiver. The tunable receive filter can provide low insertion loss at a receive frequency and attenuation at other frequencies.

Abstract: In embodiments of variable antenna match linearity, a wireless device includes a first transceiver and a second transceiver, an antenna via which signals are received, and a linearity controller that varies a linearity of an antenna match circuit associated with the antenna. The linearity controller can determine whether a frequency of an intermodulated signal that includes transmissions from the first and second transceivers is within one of a respective receive band of the first transceiver or the second transceiver. The linearity controller can increase a linearity of the antenna match circuit to mitigate an amplitude of the intermodulated signal in the receive band.

Abstract: A frequency source, such as for a wireless communications device, configured to have a duty cycle adjustment. A selected harmonic spur resulting from operation of the frequency source at one duty cycle may be avoided or minimized by operating the frequency source at a second duty cycle. Determination of the appropriate duty cycle may be based on measuring the amplitude of the harmonic spur as it appears in the output of a receive chain of the wireless device. Alternatively, the duty cycle may be set to desired value to avoid or minimize a given harmonic.