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| Number | Title | Issue Date |
| 7433704 | Portable communication terminal Acoustic input and output devices are made to operate properly according to communication processing. A portable communication terminal includes an acoustic input-output unit including a plurality of acoustic input elements to conduct acoustic inputting and acoustic... | 10/07/2008 |
| 7433452 | Method and apparatus for cashless transactions via a telecommunications network A method of using a telecommunications network cashless transaction service is provided, in which a user accesses the service using a network access instrument, such as a mobile phone which produces a signal. The signal is forwarded to an interface device of the net... | 10/07/2008 |
| 7391856 | Intelligent switching system for voice and data A teleconferencing system for voice and data provides interconnections among user sites via a central station. User stations at user sites each alternate operation between a data mode connecting a user computer and modem to a user telephone communication path and a ... | 06/24/2008 |
| 7369655 | Telephone handset universal connector A telephone handset universal connector is used to connect between a phone base having a set of four signal outlets, and a handset having a set of four corresponding signal ports. The telephone handset universal connector includes a universal circuitry and a selecti... | 05/06/2008 |
| 7328236 | Method and system for accessing information and/or data available on a wide area computer network There is disclosed a method and a system for accessing information and/or data available on a wide area computer network (100), such as the Internet. A first modulated acoustic signal (A) is transmitted to a group of potential users each provided with a porta... | 02/05/2008 |
| 7280643 | Audio status communication from an embedded device An embedded device configured to provide an audio status output is disclosed. The embedded device includes a processor, an input button in electronic communication with the processor and a speaker in electronic communication with the processor for outputting an audi... | 10/09/2007 |
| 7245708 | Acoustic coupling product label A system comprises an acoustic coupling product label (20) for mounting on a product to be serviced. The label (20) includes a memory (23) for storing information relating to the product to be serviced, control means (29) for controlling ... | 07/17/2007 |
| 7240010 | Voice interaction with and control of inspection equipment The non-destructive inspection equipment is provided with voice interaction to interface with the inspector and/or operator who preferably controls the inspection equipment and the inspection process, at least in part, through the use of voice control and by receivi... | 07/03/2007 |
| 7236586 | Synchronization of echo cancellers in a voice processing system Methods and apparatus for processing a received voice signal from a variable-delay network by a communications system that has at least one echo canceller. An echo canceller determines delay characteristics that are associated with the received voice signal and corr... | 06/26/2007 |
| 7215752 | Intelligent switching system for voice and data A teleconferencing system for voice and data provides interconnections among user sites via a central station. User stations at user sites each alternate operation between a data mode connecting a user computer and modem to a user telephone communication path and a ... | 05/08/2007 |
| 7197134 | DTMF generating assistant A DTMF generating device for automatically generating DTMF tones corresponding to a predefined phone number comprises a processor, a memory, and a speaker enveloped in a credit card sized casing. The memory has stored therein DTMF tone samples corresponding to the p... | 03/27/2007 |
| 7190786 | Telephone with removable DSL cartridge A telephone including a removable DSL filter cartridge is disclosed. The telephone includes a location adapted to receive a filter cartridge. The filter cartridge is designed to fit inside the location provided on the telephone. The filter cartridge includes a first... | 03/13/2007 |
| 7176883 | Input device using tapping sound detection An input device includes: a tapping sound detector configured to detect a tapping sound made by a user to generate a tapping sound detection signal; a converter configured to convert the tapping sound detection signal into an input operation signal; and an operation... | 02/13/2007 |
| 7173944 | Modulation switching for DSL signal transmission A digital subscriber line (DSL) communication system that utilizes the high frequency band of a standard telephone line does not require the use of a plain old telephone service (POTS) splitter in the resident's home, which provided isolation between the POTS freque... | 02/06/2007 |
| 7149182 | System and method for providing lifeline telecommunication service A system for providing lifeline telecommunication service includes a gateway, an analog signal service module, and an integrated access device. The gateway receives telecommunication information from a telecommunication switch and generates data packets for communic... | 12/12/2006 |
| 7141960 | Method and device system for testing electrical components The method is for testing an electrical component. The sender unit 12 may be applied to an electrical plug 24 that has a first line 28, a second line 32 and a ground line 36. It is determined which of the lines 28, 32, 36 th... | 11/28/2006 |
| 7139590 | Mobile apparatus capable of automatic detection and communication of voice and digital data A mobile apparatus with automatic detection and communication of voice and digital data. The mobile apparatus has a voice module for processing a voice signal and communication means for serial transmission and reception of a digital data signal. Also, the mobile ap... | 11/21/2006 |
| 7085371 | Push-button signal receiving device and a gain control method A push-button signal receiving device and a gain control method whereby error in validity determination of a received signal that accompanies the insertion of an AGC circuit can be prevented. An input bush-button signal is amplified by amplifying circuit and separat... | 08/01/2006 |
| 7047339 | Computer system with detachable always-on portable device A computer system includes a primary display and a secondary display. The secondary display is coupled to a portable device. Information displayed on the secondary display includes information transmitted by the computer system via a short-range communication channe... | 05/16/2006 |
| 7039181 | Consolidated voice activity detection and noise estimation Methods and apparatus compensating for background noise associated with a transmitted signal. In a first embodiment, an adder combines an echo estimate with the the transmitted signal to form a processed signal, a noise reduction circuit uses a background noise esti... | 05/02/2006 |
| 7023987 | Method and apparatus for adapting a phone for use in network voice operations An interface is provided between a conventional telephone and a conventional computer configured for network voice applications including a sound card and modem. The interface allows for use of the telephone during network voice applications such as IP telephony and... | 04/04/2006 |
| 7013393 | Universal intelligent card for secure access to system functions A method and apparatus for secure access to secured system functions utilizing a universal access card. The card includes a bank of tuned amplifier circuits and tuned audio transducers to maximize audio output power from the card, such as for telephone communication... | 03/14/2006 |
| 7012954 | Activation of multiple xDSL modems with implicit channel probe A communication apparatus that is selectively connected to a central communication apparatus. The communication apparatus transmits CLR signals to the central communication apparatus that indicates a plurality of capabilities list of the communication apparatus, and... | 03/14/2006 |
| 6999586 | Mobile phone having a detachable keypad and the detachable keypad thereof Disclosed are a detachable keypad and a mobile phone with the detachable keypad. The detachable keypad includes an earphone-microphone jack, a key array, and a DTMF generator. When a key is pressed while an earphone plug is inserted into the earphone-microphone jack... | 02/14/2006 |
| 6996134 | System and method for reliably communicating telecommunication information A method reliably communicates content for multiple subscriber lines via a single physical transmission medium between a telecommunication gateway and equipment at a customer location. In that method, content for two or more subscriber lines of the customer location... | 02/07/2006 |
| 6891935 | Direct access arrangement (DAA) circuit having automatic interface identification A technique is provided for an electrical device to automatically detect one of a plurality of interface standards to operate in accordance with. More particularly, a direct access arrangement (DAA) for communicating with telephone lines is provided for utilization ... | 05/10/2005 |
| 6819752 | Intelligent switching system for voice and data A teleconferencing system for voice and data provides interconnections among user sites via a central station. User stations at user sites each alternate operation between a data mode connecting a user computer and modem to a user telephone communication path and a ... | 11/16/2004 |
| 6697466 | Audio status communication from an embedded device An embedded device configured to provide an audio status output is disclosed. The embedded device includes a processor, an input button in electronic communication with the processor and a speaker in electronic communication with the processor for outputt... | 02/24/2004 |
| 6584182 | Method and apparatus for communicating data over a telephone line using an acoustic modem The present invention provides systems and methods for the communication of data over telephone lines. A handset orientation tolerant bi-directional acoustic modem according to the invention includes a first transducer operable as a receiving unit under a... | 06/24/2003 |
| 6421431 | Method and system for voice transmission of a binary data sequence from a piezoelectric transducer A method and a system of transmitting a binary data sequence in voice form, the system comprising a pilot oscillator (OS), an FSK type modulator circuit (3) receiving said sequence, an intermediate processor circuit (5), and a piezoelectric transducer (P)... | 07/16/2002 |
| 6381312 | Acoustic communication terminal apparatus and recording medium for storing a control program therefor An acoustic communication terminal apparatus for performing data communication over a telephone line by using an acoustic coupler has an error number counter for counting the number of errors occurring during communication. With a control signal based on ... | 04/30/2002 |
| 6373936 | Intelligent switching system for voice and data A teleconferencing system for voice and data provides interconnections among user sites via a central station. User stations at user sites each alternate operation between a data mode connecting a user computer and modem to a user telephone communication ... | 04/16/2002 |
| 6327365 | Acoustic coupling product label and method of using An acoustic coupling product label including a product identification number and/or other pertinent service information is provided which uses a standard telephone to provide information to a computerized product support system.... | 12/04/2001 |
| 6304638 | Coupler for a communications device A coupler enabling communication of information between a communication device, such as a PIM device, and an acoustic device, such as a telephone, using acoustic tones. The coupler includes a speaker for transmitting information in the form of acoustic to... | 10/16/2001 |
| 6222910 | System and method for connecting and interfacing a communications device to a telephone line via a telephone set The present invention is directed to a novel system and method for connecting and interfacing a communications device, such as a modem, to a two-wire telephone line via a telephone base set, thereby allowing for data or voice communications on the telepho... | 04/24/2001 |
| 6061440 | Intelligent switching system for voice and data A teleconferencing system for voice and data provides interconnections among user sites via a central station. User stations at user sites each alternate operation between a data mode connecting a user computer and modem to a user telephone communication ... | 05/09/2000 |
| 6023779 | Electronic, acoustical tone generating communications system and method A multi-function electronic messaging system for transmitting messages over a first communications link having a remote unit for generating forward error corrected signals representing various types of electronic messages, for generating acoustical tones ... | 02/08/2000 |
| 6006351 | Electronic communications system and method A system for communicating data between a computer and a unit remote from the computer is provided, comprising receiving input information from a user in the remote unit and for producing data signals corresponding to the input information, producing erro... | 12/21/1999 |
| 5995599 | Coupler for an acoustic coupled communications device A coupler is provided which may be incorporated into a handheld communications device to permit the handheld device to be acoustically coupled to a variety of telephone handsets. The device may include a spring-biased, adjustable microphone arm onto which... | 11/30/1999 |
| 5854828 | Telephone customer support utility A telephonic customer support utility for providing diagnostic support of a customer computer including encoding an operational status of a customer's computer to produce audible tones on a speaker corresponding to the encoded status for transmission on a... | 12/29/1998 |
