Abstract: Apparatus and methods for adaptive power amplifier biasing are provided. In certain embodiments, a power amplifier system includes a power amplifier that provides amplification to a radio frequency (RF) signal, and a power amplifier bias control circuit that generates a bias signal of the power amplifier based on a bandwidth signal indicating a bandwidth of the RF signal. The power amplifier bias control circuit has a bandwidth that adapts to the bandwidth of the RF signal as indicated by the bandwidth signal.

Abstract: Antibodies and compositions of matter useful for the detection, diagnosis and treatment of Epstein Barr Virus (EBV) infection in mammals, and methods of using those compositions of matter for the detection, diagnosis and treatment of EBV infection are described. Also described are proteins, referred to as anti-gp350 antibody probes, and anti-gp350 B-cell probes, that maintain the epitope structure of the CR2-binding region of gp350, but do not bind CR2.

Abstract: Disclosed are Respiratory Syncytial Virus (RSV) antigens including a recombinant RSV F protein stabilized in a prefusion conformation. Also disclosed are nucleic acids encoding the antigens and methods of producing the antigens. Methods for generating an immune response in a subject are also disclosed. In some embodiments, the method is a method for treating or preventing a RSV infection in a subject by administering a therapeutically effective amount of the antigen to the subject.

Abstract: Per- and polyfluoroalkyl substances (PFAS) are destroyed by oxidation in supercritical conditions. PFAS in water can be concentrated and prepared for destruction in a pretreatment phase. Following annihilation of the PFAS in supercritical conditions to levels below 5 parts per trillion (ppt), the water effluent can be used to recover heat, returned to sub-critical conditions, and then released back into the environment.

Abstract: Aspects of this disclosure relate to a front end architecture for selectively adding an external carrier aggregation band. A switch element can connect a radio frequency signal path to an antenna path through a frequency domain multiplexer, such as a diplexer, in a first mode. The switch element can connect the radio frequency path to the antenna path and bypass the frequency domain multiplexer in a second mode. The frequency domain multiplexer can be external to a front end module that include the radio frequency signal path. In the first mode, a front end system can support carrier aggregation with a band associated with circuitry implemented external to the front end module.

Abstract: Aspects of this disclosure relate to a dual connectivity power amplifier system. The power amplifier system includes first and second power amplifiers that are concurrently active in a dual connectively mode. The first power amplifier is active in a different mode. A switch electrically connects the first power amplifier to different radio frequency signal paths in the dual connectivity mode and the different mode. Related methods, power amplifier modules, and wireless communication devices are disclosed.

Abstract: Apparatus and methods for adaptive power amplifier biasing are provided. In certain embodiments, a power amplifier system includes a power amplifier that provides amplification to a radio frequency (RF) signal, and a power amplifier bias control circuit that generates a bias signal of the power amplifier based on a bandwidth signal indicating a bandwidth of the RF signal. The power amplifier bias control circuit has a bandwidth that adapts to the bandwidth of the RF signal as indicated by the bandwidth signal.

Abstract: A heterogeneous procatalyst includes a preformed heterogeneous procatalyst and a metal-ligand complex. The preformed heterogeneous procatalyst includes a titanium species and a magnesium chloride (MgCl2) support. The metal-ligand complex has a structural formula (L)aM(Y)m(XR2)b, where M is a metal cation; each L is a neutral ligand or (?O); each Y is a halide or (C1-C20)alkyl; each XR2 is an anionic ligand in which X is a heteroatom or a heteroatom-containing functional group and R2 is (C1-C20)hydrocarbyl or (C1-C20) heterohydrocarbyl; n is 0, 1, or 2; m is 0-4; and b is 1-6. The metal-ligand complex is overall charge neutral. The heterogeneous procatalyst exhibits improved average molecular weight capability. A catalyst system includes the heterogeneous procatalyst and a cocatalyst. Processes for producing the heterogeneous procatalyst and processes for producing ethylene-based polymers utilizing the heterogeneous procatalyst are also disclosed.

Abstract: Disclosed are recombinant insect ferritin nanoparticles that can be used to display two different trimeric antigens at an equal ratio. Also disclosed are nucleic acids encoding the recombinant insect ferritin nanoparticles and methods of producing the recombinant insect ferritin nanoparticles. Methods for eliciting an immune response in a subject are also provided.

Abstract: Antibodies and compositions of matter useful for the detection, diagnosis and treatment of Epstein Barr Virus (EBV) infection in mammals, and methods of using those compositions of matter for the detection, diagnosis and treatment of EBV infection are described. Also described are proteins, referred to as anti-gp350 antibody probes, and anti-gp350 B-cell probes, that maintain the epitope structure of the CR2-binding region of gp350, but do not bind CR2.

Abstract: Configurable filters for asymmetrical radio frequency communication are disclosed. In one aspect, a radio frequency module includes a first filter configured to band-pass frequencies for a first transmit sub-band of a first communication band, a second filter configured to band-pass frequencies for a second transmit sub-band of the first communication band, and a third filter configured to band-pass frequencies for a receive band of the first communication band. The radio frequency module further includes an antenna terminal and at least one antenna switch module configured to connect the third filter and one of the first and second filters to the antenna terminal.

Abstract: An embodiment of the system for publishing events of a telephony application to a client includes a call router that generates events from the telephony application and an event router that manages the publication of events generated by the call router and that manages the subscription to events by clients. The system can be used with a telephony application that interfaces with a telephony device and an application server.

Abstract: In a preferred embodiment, the method of caching media used in a telephony application includes: receiving a media request; sending the media request to a media layer using HTTP; the a media layer performing the steps of checking in a cache for the media resource; processing the media request within a media processing server; and storing the processed media in the cache as a telephony compatible resource specified by a persistent address. The system of the preferred embodiment includes a call router and a media layer composed of a cache and media processing server.

Abstract: A system and method for monitoring account usage on a platform that includes creating an account on a platform; assigning a usage model of the account; running an application of the account on the platform; monitoring usage of the application of the account; identifying a usage event of the usage model in the monitored usage; and generating an event response based on the usage event.

Abstract: Novel or improved microporous single or multilayer battery separator membranes, separators, batteries including such membranes or separators, methods of making such membranes, separators, and/or batteries, and/or methods of using such membranes, separators and/or batteries are provided. In accordance with at least certain embodiments, a multilayer dry process polyethylene/polypropylene/polyethylene microporous separator which is manufactured using the inventive process which includes machine direction stretching followed by transverse direction stretching and a subsequent calendaring step as a means to reduce the thickness of the multilayer microporous membrane, to reduce the percent porosity of the multilayer microporous membrane in a controlled manner and/or to improve transverse direction tensile strength.

Abstract: An embodiment of the system for publishing events of a telephony application to a client includes a call router that generates events from the telephony application and an event router that manages the publication of events generated by the call router and that manages the subscription to events by clients.

Abstract: A system and method of a telephony application platform can include receiving a communication session request specifying a destination endpoint, connecting the communication session through a first application module according to the destination endpoint, receiving an instruction to transition communication control to a second application module, transitioning communication control of the communication session to the second application module, independently metering resource usage of the communication session of each application module, and accounting the metered usage of the communication session.

Abstract: In one embodiment, the method of processing telephony sessions includes: communicating with an application server using an application layer protocol; processing telephony instructions with a call router; and creating call router resources accessible through a call router Application Programming Interface (API). In another embodiment, the system for processing telephony sessions includes: a call router, a URI for an application server, a telephony instruction executed by the call router, and a call router API resource.

Abstract: In one embodiment, the method of processing telephony sessions includes: communicating with an application server using an application layer protocol; processing telephony instructions with a call router; and creating call router resources accessible through a call router Application Programming Interface (API). In another embodiment, the system for processing telephony sessions includes: a call router, a URI for an application server, a telephony instruction executed by the call router, and a call router API resource.

Abstract: In one embodiment, the method of processing telephony sessions includes: communicating with an application server using an application layer protocol; processing telephony instructions with a call router; and creating call router resources accessible through a call router Application Programming Interface (API). In another embodiment, the system for processing telephony sessions includes: a call router, a URI for an application server, a telephony instruction executed by the call router, and a call router API resource.