The present invention relates generally to the field of telecommunications dispatching and, more particularly, to methods and apparatus for providing a user-friendly input to a systems interface to legacy systems.
Telecommunications technicians, such as so-called “Installation and Maintenance” (I&M) technicians, may visit customer sites to install new equipment, set up new services, or to service existing equipment or services. Frequently, I&M technicians need certain information stored on back-end legacy systems to perform a job order. The legacy systems may include dispatch, facilities, and billing systems. The legacy systems may store information such as job assignment, facility assignment, network testing functions, maintenance processes, and customer-specific information.
A typical telephone company, for example, can have a number of such back-end legacy systems that I&M technicians may need to access to perform job orders. These legacy systems can include, for example, a loop facility assignment control system, a loop maintenance operations system, a computer system for main frame mainframe operations, a mechanized loop testing system, a secure network element contract server, a mechanized time reporting system, and a work activity statistical sampling
According to a previous approach, technicians could access some information from certain legacy systems using a gateway. For example, BellSouth's I&M technicians use the BellSouth Craft Access System (CAS) gateway. However, access using the gateway had significant limitations. The access was dial-up, meaning that the technician often had to tie up a customer's phone line. Additionally, logging-in and accessing data using CAS was a slow, laborious process. For example, CAS access was sometimes provided via Computer Access Terminals (CATs) using a slow 1.2 kbps connection. Because of the drawbacks of CAS, such as its slow speed, the provision of services by I&M technicians was suboptimal because of delays and impediments to getting the information necessary to complete a job order. In addition, CAS was very difficult to improve. The platform did not lend itself to creating new capabilities due to limited memory and low processor speed.
Moreover, I&M technicians often have poor or suboptimal keyboard skills. Technicians seeking information from legacy system interfaces such as CAS sometimes make mistakes in entering their requests into a computer keyboard. These mistakes can generate user errors that may result in the retrieval of incorrect information or that may result in the delayed retrieval of the correct information. Such user errors can increase the amount of time it takes I&M technicians to complete their job orders. This can increase costs and lead to customer dissatisfaction.
The subject matter presented herein is generally directed to a system and method for permitting a user, such as a technician, to access information stored on back-end legacy systems that substantially obviates one or more of the problems due to the limitations and disadvantages of the prior art.
In an embodiment, a user logs a computer onto a systems interface which permits access to back-end legacy systems. The computer is running client software to access the systems interface. Preferably, the client software is application-specific software such as the “TECHNET client application.” Preferably, the systems interface includes a first server with middleware for managing the protocol interface. Preferably, the systems interface includes a second server for receiving requests and generating legacy transactions. Preferably, the systems interface responds to the log-on attempt by presenting an introductory home page, such as a “TECHNET home page.” After the computer is logged-on, a request for voice input is made. Preferably, the request results from a technician selecting an icon or engaging a software button on a home page. In response to the request for voice input, a voice recognition module is launched or otherwise activated.
For a system intended to be used by a technician operated entirely by voice, after the power switch is turned on, voice commands such as, for example, “Start Technet”, “login BYNKCZF” (common user ID), “password 123abc,” can be used to logon and get to Technet home page.
The user inputs voice commands that are processed to select operations and to complete data fields recognized by the client software. The client software formats the requests and forwards them to the systems interface in order to retrieve the requested information.
The advantages of the present invention are numerous. For example, the invention can permit a user, such as a technician, to remotely access information from back-end legacy systems using a voice input to a systems interface instead of making entries on a keyboard. The voice input to the computer can be made over a wireline or over a wireless communications network. Using a voice input to the systems interface can reduce difficulties arising from keyboard entry errors. Using a voice input can also free up the technician to tend to other tasks and thereby improve his efficiency. Using a voice input can reduce costs and improve customer satisfaction.
Computer 100 is a computer used by a technician or other service person in order to access information from back-end legacy systems 140. As used herein, “computer” is used in the broadest sense of the term. A “computer” may be a microcomputer, minicomputer, laptop, personal data assistant, cellular phone, two-way pager, processor, or any computerized device capable of transmitting and receiving data over a shared network. Preferably, computer 100 is a ruggedized laptop computer.
Computer 100 remotely accesses systems interface 130 through communications network 120. Communications network 120 may be any communications network that permits a remote computer to access a remote server. Communications network 120 could be a wireline network, wireless or cellular network, satellite network, and so forth. Preferably, communications network 120 is a Public Switched Telephone Network (PSTN). For example, communications network 120 can be BellSouth Communications Network (BSCN). Alternatively, communications network 120 can be a wireless communications network such as Cingular Wireless Network.
Systems interface 130 provides a systems interface between remote (and preferably portable, e.g., a ruggedized laptop computer) computers 100 seeking data from back-end legacy systems 140. Legacy systems 140 are generally mainframe-type computer systems that maintain data for a company. According to an embodiment, legacy systems 140 may include one or more of the following systems: a loop facility assignment control system; a loop maintenance operations system; a computer system for mainframe operations; a mechanized loop testing system; a secure network element contract server; a mechanized time reporting system; and a work activity statistical sampling plan.
The general operation of the system of
In accordance with
Generally, transaction servers 250 provide an interface to back-end legacy systems 270 so that responsive information can be retrieved. Transaction servers 250 may service requests, generate legacy transactions in response to those requests, and receive responsive information to be forwarded back to protocol servers 240.
The preferred systems interface (e.g., elements 240, 250 and 260 of
In particular, the preferred protocol servers 240 are disclosed in the '815 application as the “protocol servers,” which may include any associated hardware and/or software disclosed in connection therewith. The preferred transaction servers 250 are disclosed in the '815 application as the “TechNet servers,” which may include any associated hardware and/or software disclosed in connection therewith.
Protocol server 240 and transaction server 250 are depicted in
Audio input device 280 is a device for receiving voice input or other audio input into computer 200. Preferably, audio input device 280 is a microphone that is integrated into computer 200. According to an embodiment, audio input device 280 is a commercially available microphone designed for speech recognition applications, such as a microphone made by Andrea Electronics, Shure Brothers, SSCS, Inc., Telex, Labtec, Norcom Electronics, or VXI Corp. Other commercially available microphones could be used.
Computer 200 is a remote and preferably portable computer used by a technician. Computer 200 may be any of the devices discussed above for computer 100 (
Communications network 230 may be a wireline communications network, preferably a PSTN. Alternatively, or in addition, communications network 230 may be a wireless or cellular communications network.
Generally, modem 220 and communications network 230 can support transmission rates in the range of about 2-56 kilobits per second, depending on whether the communications link is a wireline link or a wireless link.
Legacy systems 270 is similar to and include any of the variations discussed in connection with legacy systems 140 of
The general operation of the preferred system of
Computer 200 can run a client application for accessing the systems interface. Preferably, the computer is running the client application disclosed in the '815 application as the “T
Upon log-on, a primary screen or primary home page may be presented to the user of computer 200 by the client GUI. Preferably, this primary home page is a “T
Alternatively, the user can opt to make the requests by voice input. After the computer is logged-on, the user makes a request for voice input. Preferably, the request for voice input is made by a technician speaking to the computer to start the application. When the PC is turned on, a speech recognition application is launched or otherwise activated. The user inputs voice commands into audio input device 280 that are processed by the speech recognition application in order to select particular operations and to complete the data fields for those operations. The speech recognition application and the client software are integrated so that voice input selection of a particular operation results in that operation being selected by the client GUI. The two software applications are also integrated so that voice input of information (for the selected operation) is used to complete the data fields presented by the client GUI. As before, the client software formats the inputs into requests that are forwarded to the systems interface in order to retrieve the desired information.
In the embodiment of
Operating system 320 may be a conventional operating system program. One example of suitable operating system is Microsoft Windows 98. Operating system 320 may be any of the other operating systems disclosed in the '815 application.
Client application 310 is the software application that runs on computer 200 to permit the access to legacy systems (e.g., the legacy systems 270 of
Voice recognition module 305 is the speech recognition software application that runs on computer 200 in order permit the user to present voice input requests to voice input device 280 (
For example, a home page displayed to a user by the client GUI may present options for several operations (e.g., “Get a Job,” “Retrieve Client Account Information,” and so forth). Speech recognition module 305 is programmed to recognize verbal utterances of these operations, which are translated into a command that selects the corresponding operation in much the same way as if the user had selected the operation with a pointing device.
For example, after selecting a particular operation (e.g., “Retrieve Client Account Information”), the client GUI may present a page with data fields to be completed. Speech recognition module 305 is programmed to translate verbal inputs into text that is used to complete these data fields.
According to one embodiment, speech recognition module 305 has a series of submodules or subcomponents tailored to the various pages that may be presented by the client GUI. For example, the client GUI may be adapted to present a home page presenting several operations, as well as a series of linked pages corresponding to each operation. Speech recognition module 305 may tailor its voice recognition processing according to the active page presented by the client GUI. For example, there may be a separate vocabulary accessed by speech recognition module 305 for each of the pages.
Design and coding of speech recognition module 305 is well within the skill of the ordinary artisan. Currently, a number of speech recognition software applications are commercially available. Such a commercially available application could be programmed or modified or adapted to perform the specific speech recognition operations of the present invention.
Commercially available speech recognition applications include those sold by United Research Labs (e.g., V
In step 405 the user logs onto the systems interface. For example, a technician using computer 200 (
In step 410, a speech recognition application is launched or otherwise activated. For example, the voice recognition application can be launched as part of the computer start-up process. Alternatively, the speech recognition module 305 of
In step 415, voice inputs are received. For example, speech recognition module 305 (
In step 420, the voice inputs are converted to a request that can be processed by the systems interface. Step 420 may comprise speech recognition module 305 processing the voice inputs in order to correlate or interpret them in accordance with a client GUI. As discussed above for
In step 425, the request is sent to the systems interface (e.g., protocol server 240 and transaction server 250 of
In step 430, the requested data is received. For example, the requested data may be received at the client application 310 (
In step 435, the received data is displayed on the GUI.
In step 440, the user may ask for a voice readout of the received data.
The foregoing disclosure of the preferred embodiments of the present invention has been presented for purposes of illustration and description. It is not intended to be exhaustive or to limit the invention to the precise forms disclosed. Many variations and modifications of the embodiments described herein will be obvious to one of ordinary skill in the art in light of the above disclosure. The scope of the invention is to be defined only by the claims appended hereto, and by their equivalents.
Further, in describing representative embodiments of the present invention, the specification may have presented the method and/or process of the present invention as a particular sequence of steps. However, to the extent that the method or process does not rely on the particular order of steps set forth herein, the method or process should not be limited to the particular sequence of steps described. As one of ordinary skill in the art would appreciate, other sequences of steps may be possible. Therefore, the particular order of the steps set forth in the specification should not be construed as limitations on the claims. In addition, the claims directed to the method and/or process of the present invention should not be limited to the performance of their steps in the order written, and one skilled in the art can readily appreciate that the sequences may be varied and still remain within the spirit and scope of the present invention.
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