Patent No. US11785127 (titled "Voice Application Network Platform") was filed by Xtone Inc on Apr 26, 2023.
’127 is related to the field of systems and methods for providing voice services to users, particularly those utilizing speech recognition. Traditional Interactive Voice Response (IVR) systems rely on centralized, high-end computing devices to handle voice application processing, requiring dedicated telephone connections and expensive infrastructure. This approach suffers from limitations in scalability, personalization, and cost-effectiveness, hindering the rapid deployment of new applications and efficient billing mechanisms.
The underlying idea behind ’127 is to distribute voice application execution to a local device situated at the user's premises, such as a home or office. This device, equipped with a voice browser and speech recognition capabilities, interacts with a remote management system to deliver personalized voice applications. By shifting processing away from a centralized server, the system reduces the need for dedicated telephone lines and expensive telecom equipment, enabling a more scalable and cost-effective solution.
The claims of ’127 focus on a local device comprising a memory, at least one processor, an operating system, a network interface, an audio and signaling layer with at least one audio I/O device interface, and a voice services software client . The voice services software client is configured to run on the at least one processor and to communicate with one or more servers of a voice services provider (VSP), wherein the voice services software client also is configured to start and manage one or more processes and/or threads, wherein each process and/or thread is configured to perform or respond to voice service instruction that is either received from a server of the VSP or that is based on information received from a server of the VSP, wherein each voice service instruction relates to one or more voice services, and wherein the voice services software client is configured to manage connectivity between the at least one audio I/O device interface and one or more processes and/or threads; wherein the local device includes one or more configuration materials and/or settings configured to be controlled by the VSP.
In practice, the local device receives voice service instructions from a remote server, which are tailored based on user characteristics and environmental factors. The local device then executes these instructions, managing the audio input/output and performing speech recognition locally. This distributed architecture allows for greater personalization, as the system can dynamically adapt voice applications to individual user preferences and device capabilities. The local device also sends information regarding its state and events to the VSP, enabling the VSP to dynamically adjust the voice service instructions.
This distributed approach contrasts with prior centralized IVR systems by eliminating the need for a dedicated, persistent voice connection to a central computer. Instead, the local device communicates with the remote server over a data network, such as the Internet, allowing for more efficient use of network resources and reduced telecommunications costs. Furthermore, the distributed architecture enhances scalability and reliability, as the system can easily accommodate new users and devices without requiring significant infrastructure upgrades. The system also enables new voice applications and services that were previously impossible with centralized platforms, such as personalized advertising and rapid data collection from a large number of users.
In the mid-2000s when ’127 was filed, Interactive Voice Response (IVR) systems were typically implemented using high-end computing devices located at a central location, at a time when systems commonly relied on dedicated telephone line connections for user interaction rather than more modern packet-based networks. Voice application processing required a centralized computer system because these systems were provisioned to support many simultaneous users, and hardware or software constraints made management, integration, and provisioning of these systems complicated and expensive.
Claims 1-30 were rejected in a non-final office action. The rejection was based on nonstatutory obviousness-type double patenting over three U.S. Patents: 11,616,872, 11,657,406, and 11,706,327. The prosecution record does NOT describe the technical reasoning or specific claim changes that led to allowance.
This patent contains 30 claims, with claim 1 being the only independent claim. Independent claim 1 is directed to a local device for providing voice services, focusing on a voice services software client configured to manage processes and threads based on instructions from a voice services provider. The dependent claims generally elaborate on and specify details of the local device and the voice services software client described in the independent claim.
Definitions of key terms used in the patent claims.

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