IBM Patent Grants

High electron mobility transistor with source and drain electrodes below the channel

Granted: January 7, 2025
Patent Number: 12191382
A superconductor transistor structure includes a source electrode and a drain electrode on a same plane as the source electrode. There is a channel region on top of the source and drain electrodes and configured to carry a current. A gate structure comprising a metallic material is on top of the channel region. The source and drain are located on a side that is opposite to that of the gate structure, with respect to the channel region.

Ground discontinuities for thermal isolation

Granted: January 7, 2025
Patent Number: 12193142
A quantum mechanical circuit includes a substrate; a first electrical conductor and a second electrical conductor provided on the substrate and spaced apart to provide a gap therebetween; and a third electrical conductor to electrically connect the first electrical conductor and the second electrical conductor. The third electrical conductor is a poor thermal conductor.

Dynamically controlling foreground applications during screen sharing conferences

Granted: January 7, 2025
Patent Number: 12192678
A computer-implemented method for managing information during a web conference is provided. The computer-implemented method includes collecting and formatting meeting application information at a processor of a computing device having a screen being shared with attendees of the web conference and collecting and formatting to-be-popup application information at the processor. The computer-implemented method further includes analyzing, by the processor, an urgency of the to-be-popup…

Asynchronous content analysis for synchronizing audio and video streams

Granted: January 7, 2025
Patent Number: 12192599
Embodiments of the present disclosure provide systems and methods for synchronizing an unaligned audio stream and a corresponding unaligned video stream of real time streaming media. A non-limiting disclosed method comprises performing, using a video classifier, video reference point classification of a video stream based on an audio-video dataset; performing, using an audio classifier, audio reference point classification of the audio stream based on the audio-video dataset. The system…

Endorsement policy consolidation in blockchain networks

Granted: January 7, 2025
Patent Number: 12192387
A system receives an operation by a trusted node on a blockchain, simulates an execution of the operation, and captures endorsement policy information related to the execution of the operation.

Private vertical federated learning

Granted: January 7, 2025
Patent Number: 12192321
A second set of data identifiers, comprising identifiers of data usable in federated model training by a second data owner, is received at a first data owner from the second data owner. An intersection set of data identifiers is determined at the first data owner. At the first data owner according to the intersection set of data identifiers, the data usable in federated model training is rearranged by the first data owner to result in a first training dataset. At the first data owner…

Sparse peer with transient participation

Granted: January 7, 2025
Patent Number: 12192275
An example operation may include one or more of connecting, by a sparse peer, to a blockchain network of a plurality of peers controlled by orderers, selecting, by the sparse peer, a subset of data to be replicated, specifying, by the sparse peer, data selection filters based on the selected subset of the data, providing, by the sparse peer, the selection filters to the plurality of the peers, receiving, by the sparse peer, blocks matching the selection filters over a gossip protocol…

Cloud architecture interpretation and recommendation engine for multi-cloud implementation

Granted: January 7, 2025
Patent Number: 12192067
Examples described herein provide a computer-implemented method that includes receiving source code to implement on the cloud infrastructure. The method includes receiving user-defined requirements. The method further includes determining, based on the source code and the user-defined requirements, multiple suitable cloud architectures from a plurality of cloud providers to operate the source code on the cloud infrastructure. The method further includes presenting, to a user, the…

Metal halide cathode with enriched conductive additive

Granted: January 7, 2025
Patent Number: 12191497
A rechargeable metal halide battery shows increased metal halide utilization with the introduction of electronegative heteroatom-enriched conductive additives into a metal halide cathode incorporated into an electrically conductive material. The electronegative heteroatom-enriched conductive additives include nitrogen-doped carbon, such as nitrogen-doped single layer graphene, and oxygen-enriched carbon, such as acid-treated carbon black. The modified batteries utilize 20-30% more metal…

Area scaling for VTFET contacts

Granted: January 7, 2025
Patent Number: 12191388
Techniques for area scaling of contacts in VTFET devices are provided. In one aspect, a VTFET device includes: a fin(s); a bottom source/drain region at a base of the fin(s); a gate stack alongside the fin(s); a top source/drain region present at a top of the fin(s); a bottom source/drain contact to the bottom source/drain region; and a gate contact to the gate stack, wherein the bottom source drain and gate contacts each includes a top portion having a width W1CONTACT over a bottom…

Automatic devaluation of compromised data

Granted: January 7, 2025
Patent Number: 12189826
A processor may identify that a new data entry is being generated. The processor may identify that the new data entry is associated with a replica data entry threshold. The replica data entry threshold may indicate a minimum amount of replica data entries to generate. The replica data entries may be substantially similar to the new data entry. The processor may generate an amount of replica data entries. The processor may store the new data entry and the amount of replica data entries in…

Using different work-functions to reduce gate-induced drain leakage current in stacked nanosheet transistors

Granted: January 7, 2025
Patent Number: 12191352
Embodiments of the invention are directed to a transistor device that includes a channel stack having stacked, spaced-apart, channel layers. A first source or drain (S/D) region is communicatively coupled to the channel stack. A tunnel extends through the channel stack, wherein the tunnel includes a central region and a first set of end regions. The first set of end regions is positioned closer to the first S/D region than the central region is to the first S/D region. A first type of…

Dual strained semiconductor substrate and patterning

Granted: January 7, 2025
Patent Number: 12191208
A dielectric layer is on top of a first semiconductor stack. The first semiconductor stack is compressively strained. A second semiconductor stack is on top of the dielectric layer. The second semiconductor stack is tensely strained.

Function defined event streams from multiple event streams and events

Granted: January 7, 2025
Patent Number: 12190175
Disclosed are techniques for function-defined output streams corresponding to combinations of events published to one or more event notification streams in an event-driven architecture with a plurality of event notification streams. An output function is received defining a combination of event notifications with criteria for selecting which event notifications to combine from one or more event notification streams. The one or more event notification streams are parsed, and event…

Dynamic meeting attendee introduction generation and presentation

Granted: January 7, 2025
Patent Number: 12190070
The embodiment may include dynamic introduction generation for a virtual meeting that may gather introduction data of a user. The embodiment may analyze the gathered introduction data using natural language processing to identify user features. The embodiment may capture the user features for a dynamic introduction statement based on determining a scheduled meeting. The embodiment may present the dynamic introduction statement and capture user features to update the dynamic introduction…

Context-based response generation

Granted: January 7, 2025
Patent Number: 12190067
Methods, systems, and computer program products for context-based response generation are provided herein. A method includes: obtaining conversation logs comprising agent responses matched to contexts and a set of designated responses that are not matched to the contexts; replacing at least a portion of the agent responses with the designated responses to form modified conversation logs; training a first model, using the modified conversation logs, to output a designated response in the…

Asset management reporting system

Granted: January 7, 2025
Patent Number: 12190054
A plurality of baseline information associated with at least one user is retrieved. An issue with at least one office building asset included in the plurality of baseline information is dynamically identified. A down time of the at least one office building asset is reduced by reporting the dynamically identified issues associated with the at least one office building asset.

Generalization of a quantum imaginary time evolution process and simulation by tensor networks

Granted: January 7, 2025
Patent Number: 12190031
Systems, computer-implemented methods, and computer program products to facilitate generalization of a quantum imaginary time evolution process and simulation by tensor networks are provided. According to an embodiment, a system can comprise a processor that executes computer executable components stored in memory. The computer executable components can comprise a universal component that generalizes a quantum imaginary time evolution process to provide a quantum imaginary time evolution…

Executing a host initiated link reset in a storage area network

Granted: January 7, 2025
Patent Number: 12189984
Embodiments include performing a host-initiated link reset in a storage area network (SAN). Aspects include identifying, by a host in communication with the SAN, each link in the SAN, wherein each link is defined by a pair of ports. Aspects also include obtaining, by the host, a buffer credit balance for each port in the SAN and obtaining, by the host, a buffer credit for each port in the SAN and causing a reset of a link associated with the port by transmitting a link reset record from…

Controlling a display based on a proximity of a portable device

Granted: January 7, 2025
Patent Number: 12189834
A method secures a computer display. One or more processors detect whether there is a presence of an authorized portable device proximate to the computer display. Based on what the processor(s) detect, the processor(s) apply a rule, which is based on one or more portable devices being proximate to the computer display, to selectively continue or end a current session on the computer display.