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| Number | Title | Issue Date |
| 7620175 | Handset device with audio porting A handset device (10) includes a substrate (56) defining a first audio port portion (78) and having a contact pad (266). An adhesive (60) is operatively coupled to the substrate (56). The adhesive (60) defines a secon... | 11/17/2009 |
| 7394899 | Device for transforming a digital signal into an acoustic one, and that makes use of a standard phase modulation A device for transforming a digital signal into an acoustic signal, making use of a standard phase modulation, that comprises a modem chip (1) with a phase modulation of known kind, used until now for the data transmission via cable, conceived and used only f... | 07/01/2008 |
| 7170995 | Automatic dialing device, a system, and a method for automatically dialing a telephone number and/or placing an order An automatic dialing device, system, and method for automatically dialing telephone numbers, placing orders and making announcements are provided. A user of the device places the device near the receiver of a telephone and presses a button on the device. By pressing... | 01/30/2007 |
| 7149558 | Portable terminal device The present invention relates to a portable terminal device, such as a cellular phone, which has a screen display section, such as an LCD module, in its upper part and a key manipulation section having an array of plural keys in its lower part. The portable terminal... | 12/12/2006 |
| 7099486 | Multi-coil coupling system for hearing aid applications A hearing improvement device using a multi-coil coupling system and methods for operating such a device are disclosed. An embodiment of the present invention may use an array microphone to provide highly directional reception. The received audio signal may be filter... | 08/29/2006 |
| 7083090 | Remote portable and universal smartcard authentication and authorization device An autonomous and portable smartcard reader device incorporates a high level of embedded security countermeasures. Data transfers are encrypted with specific input devices, namely a light sensor/DTMF/infrared and PIN or other keyboard entry, and at the output throug... | 08/01/2006 |
| 7068776 | Method and system for routing calls to desire discount telephone services A method and system for automatically completing long distance, international and local telephone calls using a preselected discount telephone service. A R.A.T. sensor array monitors a telephone line for activity. When the dialing of an outgoing call is detected, a ... | 06/27/2006 |
| 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 |
| 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 |
| 6314179 | Externally dialed hand-free operator for cellular phones A hand-free operator can be externally dialed via a dialing device. It is more particularly related to an external dialing device, which can be applied to all kinds of cellular phones. Thereby people do not have to keep telephone numbers in memory, they c... | 11/06/2001 |
| 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 |
| 6272228 | Method for making a sound transducer integrated into an acoustic signal generating card The invention relates to a sound transducer in fluoride polyvinylidene (FPVD), its process of manufacture and integration into a card producing acoustic signals transmittable by telephone route. The process is chiefly characterized in that it consists of ... | 08/07/2001 |
| 6236724 | Methods and apparatus for encoding and decoding data transmitted over telephone lines A method of generation and detection of acoustic signals carrying alpha-numeric data for reducing the effects of noise and thereby improving signal transmission without the need to boost the power of the signal. In accordance with one aspect of the invent... | 05/22/2001 |
| 6164531 | User interface card for use with a device A card (922) comprises a body (909). A connector (522) is carried on the body for coupling to a communication device (900). A user interface including a keypad (926) is carried on the body and coupled to the connector. An identity circuit (904) is coupled... | 12/26/2000 |
| 6148077 | System and method for providing user feedback to couple an electronic device with a telephone handset A system and method for providing user feedback for coupling the speaker and microphone of a communications device with the mouthpiece and earpiece of a telephone handset is provided in which the device may indicate to the user when a poor coupling exists... | 11/14/2000 |
| 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 |
| 5960363 | Tone generating apparatus for a cellular telephone to simulate tones normally sensed by a user of a land-line telephone Tone generating apparatus for a cellular telephone simulates those tones normally sensed by a user of a conventional land-line telephone. The cellular telephone is adapted to communicate with a base station via a service provider which provides different ... | 09/28/1999 |
| 5867571 | Method and arrangement for establishing call connections in a telecommunications network using a virtual transport server A telecommunications network comprises a virtual transport server (VTS) for making network routing decisions and establishing call connections. Each VTS is interconnected to each signal transfer point in a common channel signaling (CCS) system associated ... | 02/02/1999 |
| 5818928 | Method and circuit arrangement for detecting speech in a telephone terminal from a remote speaker In communication networks with transmission devices using analog circuitry, because of unadapted 4-wire/2-wire junctions, some of the speech of a local speaker is reflected back to the local speaker as a line echo. This line echo is neutralized by echo co... | 10/06/1998 |
| 5818930 | Auto-dialer housing An auto-dialer suitable for use as a smart card capable of being acoustically coupled to a telephone and being reprogrammed in response to acoustic signals. The programming and other features of the auto-dialer can be enabled or disabled by the auto-diale... | 10/06/1998 |
| 5740257 | Active noise control earpiece being compatible with magnetic coupled hearing aids Active noise control for use by individuals using magnetically coupled hearing aids is realized by generating a true representation of the handset input signal, which is employed to drive a separate external field coil. The external field coil is position... | 04/14/1998 |
| 5583933 | Method and apparatus for the secure communication of data An auto-dialer suitable for use as a smart card capable of being acoustically coupled to a telephone and being reprogrammed in response to acoustic signals. The programming and other features of the auto-dialer can be enabled or disabled by the auto-diale... | 12/10/1996 |
| 5561710 | Interactive voice communication terminal with alpha and numeric keypad An interactive voice communication terminal (10) provides alpha and numeric characters transmitted from a DTMF generator (36) to access a database by interfacing with the mouthpiece (24) of a telephone handset (26) via a transducer (22). A keypad (14) is ... | 10/01/1996 |
| 5553123 | Method for downloading setup data via telephone to an appliance controller A method and system for downloading initial setup data to an apparatus for controlling at least one appliance. The method includes the steps of a user initiating a telephone call on a telephone to a remote site having a computer, the user communicating ba... | 09/03/1996 |
| 5537463 | Magnetic modem in a remote control The remote control comprises a microprocessor including a CPU and memory, a keypad including keys for operating the remote control coupled to the microprocessor, signal outputting circuitry, driver circuitry coupled to the microprocessor for driving the s... | 07/16/1996 |
| 5473683 | Post assembly process for adjusting the gain of an electret microphone within a communications apparatus A post assembly process for enabling a manufacturer of acoustical communications apparatus, such as telephones and the like, to conveniently trim a sensitivity characteristic of an electret microphone therein, after assembly of the apparatus, whereby a un... | 12/05/1995 |
| 5457807 | Technique for surveying a radio or a television audience A surveying technique transmits a combined signal made up of a programming signal and a survey signal, both of which are acoustically reproduced by a speaker in the audible range. The survey signal is uniquely coded to identify a signal source such as a r... | 10/10/1995 |
| 5440622 | Telephone for inhibiting specific calls dialed by an audible tone generator A telephone capable of controlling an expensive long distance call or international call from an audible tone generator through the telephone's handset. When the handset is lifted, an off-hook signal is output from a hook switch and a CPU outputs an inter... | 08/08/1995 |
| 5343519 | Autodialer with pin feature An autodialer with code feature, has a credit card sized carrier which contains; an audio transducer mounted to the carrier and activatable to produce tones that are comprehensible as discreet numerals and symbols by a touch-tone dialing system. A memory ... | 08/30/1994 |
| 5297196 | Facsimile apparatus adapted to communicate via an acoustic coupler An information communication apparatus includes acoustic and non-acoustic couplers, a switch for selectively connecting an information sending source of the apparatus to the acoustic or non-acoustic couplers, a setting unit for selectively setting items o... | 03/22/1994 |
| 5278893 | Telephone having two handsets The telephone (1) comprises a base (2) adapted to be connected to a telephone line, a first handset (4) connected to the base (2) by a flexible cord (5) and a second handset (6) connected to the base (2) by a radio link. To reduce the size of the base (2)... | 01/11/1994 |
| 5255183 | Telephone-based personnel tracking system A computer system includes hardware for interfacing with the public telephone network and for accepting incoming telephone calls. The computer system detects from the incoming telephone calls automatic number identification data (ANI) data which identifie... | 10/19/1993 |
| 5228077 | Remotely upgradable universal remote control The universal remote control system includes a universal remote control comprising an input including a set of keys or push buttons for inputting commands into the remote control, infrared signal output circuitry for supplying an infrared signal to a cont... | 07/13/1993 |
| 5164984 | Hands-free telephone assembly A hands-free telephone assembly according to the present invention comprises a speech network mounted in a base and having an input channel and an output channel, the speech network being connected to a telephone interface which is selectively connectable... | 11/17/1992 |
| 5136632 | Telephone service payment system using a sound emitting token A telephone service payment system having portable electronic devices (J) for transmitting a coded sequence (SQ), also involves specialized vocal host computers (SDS) and at least one affiliated computer (OA), along with a management computer (OGC). Such ... | 08/04/1992 |
| 5134649 | Acoustic coupler for high-speed modem A data coupler is disclosed for use in connecting a high speed data modem to a typical telephone handset in a high ambient acoustic noise field. The data coupler features a method for conserving, through a magnetic detection process, the high signal to no... | 07/28/1992 |
| 5099507 | Auto-dialing apparatus and auto-dialing type paging receiver including improved calling functions In a radio paging receiver equipped with an auto-dialing function, there are provided a message data receiver; a message data memory; a message data readout unit; a message data display unit; and a selecting unit for selecting a telephone number portion c... | 03/24/1992 |
| 5063590 | Acoustic coupler and data transmission apparatus using the same An acoustic coupler for a data communication device with a housing having a receiver and a coupling member mechanically coupling the receive housing and the transmitter housing. The acoustic coupler also includes a first microphone as part of the receiver... | 11/05/1991 |
